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Hiroyuki Kurokawa

Hiroyuki Kurokawa, Toyama-Shi JP

Patent application numberDescriptionPublished
20110080251CHIP-LIKE ELECTRIC COMPONENT AND METHOD FOR MANUFACTURING THE SAME - A chip-like electric component such as a chip resistor is provided, which is easy to manufacture and in which cracks or fractures of an insulating substrate are unlikely to occur. A pair of surface electrodes 04-07-2011

Hiroyuki Kurokawa, Tokyo JP

Patent application numberDescriptionPublished
20090203286AUDIO SIGNAL RECEPTION TYPE VOCALIZING TOY AND VOCALIZING TOY APPARATUS - An audio signal reception type vocalizing toy is worn and used by a user as a visitor in a customer attraction facility. A light receiving unit having a light receiving element for receiving visible light through a condensing lens is attached to the front of a wear type toy body. An amplifier and filter circuit are provided in the wear type toy body, the amplifier amplifying a signal output from the light receiving unit, and the filter circuit integrating a digital signal output from the amplifier into an analog audio signal and outputting it to a speaker(s). The speaker(s) is (are) attached into the wear type toy body. When the user wears the vocalizing toy and directs the light receiving unit in the front of the wear type toy body to a visible light source of a visible light transmitter for superimposing and projecting an audio signal on visible light in the customer attraction facilities, the light receiving unit receives the visible light and picks up the audio signal contained in the light reception signal, and sound containing music, voice, etc., is generated by the speaker.08-13-2009
20090245806VISIBLE LIGHT COMMUNICATION APPARATUS - A visible light communication apparatus is constituted with a transmitter for illuminating and projecting visible light on which an information signal is superimposed from a lamp fitting and a receiver for receiving the visible light to take out the information signal superimposed on the visible light. The transmitter modulates a transmission information signal, driving a light projecting element of the lamp fitting so as to superimpose the transmission information signal on the visible light of the lamp fitting, thereby radiating white light containing a blue light component as visible illumination light. The receiver receives the white visible light containing the blue light component radiated from the transmitter and generates a receiving information signal from the light receiving signal on a receiving circuit. A blue light photodiode which receives blue light at the highest sensitivity to output a light receiving signal is used as a light receiving element of the light receiving unit. The lamp fitting for radiating the white light containing the blue light component on the side of the transmitter as visible illumination light and the blue light photodiode for receiving blue light on the side of the receiver at the highest sensitivity can be used to perform visible light communications at high speed, while illuminating by the white light.10-01-2009
20090283679REFLECTIVE COLLECTION-TYPE LIGHT RECEIVING UNIT AND LIGHT RECEIVING APPARATUS FOR SPATIAL LIGHT COMMUNICATIONS - The reflective collection-type light receiving unit of the present invention is a reflective collection-type light receiving unit having a light receiving element which receives spatial light on which an information signal is superimposed after being reflected and collected via a concave mirror. The light receiving element is arranged approximately at the center inside the concave mirror, with the light receiving plane thereof facing to the reflection plane of the concave mirror. A pair of electrode leads connected to both electrodes of the light receiving element are extended so as to be opened from the center on the front plane of the concave mirror to both sides and connected to a light receiving circuit by way of the lateral plane of the concave mirror.11-19-2009
20100110236Autofocus apparatus - An autofocus apparatus with a photographic optical system having a movably disposed focus adjusting lens, an optical element to split light beams received from an object, a plurality of image forming lenses to form images from portions of the split light beams, a plurality of focusing estimating portions to create focusing data for focusing the image of the object on the corresponding image forming lenses, a data detecting device to detect data for focusing the image, a data creating device to correct the detected focusing data, a selecting portion to select from among the focusing estimating portions, and a moving device to move the focus adjusting lens.05-06-2010
20130336662SPATIAL LIGHT COMMUNICATION DEVICE - The spatial light communication device is constituted with a spatial light transmitter which is installed in a fixed manner in a plurality of places, stores preset ID information of its own and has a light emitting portion for emitting spatial light on which the ID information is superimposed, and a spatial light receiver which is connected to a handheld terminal, has a light receiving portion for receiving spatial light emitted from the light emitting portion of the spatial light transmitter and also has a light receiving circuit for amplifying and outputting a light receiving signal of the light receiving portion. The spatial light receiver is provided with a connector portion which is connected to a microphone input terminal of the handheld terminal as a terminal for outputting a light receiving output signal of the light receiving circuit to the handheld terminal.12-19-2013
20130343762CONTENT SUPPLYING SYSTEM WHICH USES SPATIAL LIGHT TRANSMISSION - A spatial light transmitter of a content supplying system stores ID information of its own and emits spatial light on which the ID information is superimposed from a light emitting portion. A spatial light receiver is used by being connected to a handheld terminal and receives spatial light emitted from the spatial light transmitter. When a user carries the handheld terminal and moves close to the spatial light transmitter, the spatial light receiver receives spatial light emitted from the spatial light transmitter, and ID information obtaining means of the spatial light receiver obtains the ID information which is superimposed on spatial light from a light receiving signal of the light receiving portion, thereby outputting the ID information to the handheld terminal. Alternatively, the ID information obtaining means of the handheld terminal obtains the ID information on the basis of the light receiving signal, and the handheld terminal reproduces the content selected on the basis of the ID information.12-26-2013

Patent applications by Hiroyuki Kurokawa, Tokyo JP

Hiroyuki Kurokawa, Shizuoka JP

Patent application numberDescriptionPublished
20100016516Polyester fibers, woven/ knitted fabric, car seat and process for producing polyester fibers - This invention is polyester fibers with an initial tensile resistivity of 15 to 38 cN/dtex, a elastic recovery rate of 70% or more after 20% elongation, and a self-shrinkage percentage of 0.3% to 1.4% after dry heat treatment at 160° C. The polyester fibers of this invention can be used to obtain a woven or knitted fabric resistant against repeated loads, excellent in surface softness and uniformity, and free from projections/recesses and curling. Since the woven or knitted fabric obtained from the polyester fibers of this invention are highly resistant against repeated loads, it can be suitably used as a car seat loaded with human bodies.01-21-2010
20110175249Polyester monofilament, method for producing same, and method for producing screen gauze using same - There is provided a core-sheath bicomponent polyester monofilament, wherein a core component is composed of polyethylene terephthalate (PET) and a sheath component composed of PET having an intrinsic viscosity (IV) at least 0.2 lower than that of the core component, the polyester monofilament having a fineness of 3 to 8 dtex, a strength of 7.5 cN/dtex or more, a toughness (strength×elongation07-21-2011

Hiroyuki Kurokawa, Nissin-Shi JP

Patent application numberDescriptionPublished
20090134687SEAT HOLDING PORTION STRUCTURE - A seat holding portion structure has a side member that extends substantially in a vehicle longitudinal direction. The side member has a kick portion whose front and rear end sides are bent and that joins a front portion and a rear portion of the side member that are offset in a vehicle vertical direction. A floor reinforcement is installed within the side member from an opening portion of a vehicle body floor. A rear end portion of an elongated seat holding member is inserted in the floor reinforcement. A connecting body having a closed cross-sectional structure is fixed to a rear end portion of the seat holding member and is disposed at a rear end side bent portion of the kick portion, and, together with the floor reinforcement, is mounted to the side member.05-28-2009

Hiroyuki Kurokawa, Wako-Shi JP

Patent application numberDescriptionPublished
20080230257GROMMET AND ASSEMBLING METHOD THEREFOR09-25-2008

Hiroyuki Kurokawa, Osaka JP

Patent application numberDescriptionPublished
20110287676POLYESTER MONOFILAMENT AND METHOD FOR PRODUCING POLYESTER MONOFILAMENT - A polyester monofilament comprising a high-viscosity polyester as a core component and a low-viscosity polyester as a sheath component is provided, the polyesters having been combined together in a core-sheath arrangement. The polyester monofilament has a fineness of 3.0-13.0 dtex, a breaking strength of 6.0-9.3 cN/dtex, a strength at 10% elongation of 5.0-9.0 cN/dtex, a difference in wet heat stress in the filament-length direction of 3.0 cN or less, and a residual torque value of at most 4 turns per m. Provided is a process for producing a polyester monofilament by a direct spinning/drawing method in which two ingredients, i.e., a high-viscosity polyester as a core component and a low-viscosity polyester as a sheath component, are melt-extruded from a spinnert while being combined together in a core-sheath arrangement, and cooled and solidified, and the resultant extrudate filament is continuously drawn and wound up.11-24-2011

Hiroyuki Kurokawa, Nisshin-Shi JP

Patent application numberDescriptionPublished
20120098297VEHICLE SIDE PORTION JOINING PORTION STRUCTURE - There is provided a vehicle side portion joining portion structure capable of promoting a reduction in weight of a vehicle body and of effectively suppressing vibrations and deformations of a pillar, regardless of structures of the pillar and a rocker and the like.04-26-2012
20130193716VEHICLE BODY STRUCTURE - In a vehicle body structure, an inner panel of a frame member has an inner side flange joined to an outer side flange of a side outer panel. The inner side flange has a front side flange that extends outward in a vehicle width direction from a vehicle upper side end portion of an inner side wall portion and a rear side flange that extends inward in the vehicle width direction from the vehicle upper side end portion of the inner side wall portion. A cutout formed to open to the vehicle upper side in the inner side wall portion between the front side flange and the rear side flange in the vehicle width direction is positioned inside a closed cross-section formed by a front portion of a roof panel and a header panel as seen in a vehicle side view.08-01-2013
20130300155CENTER PILLAR UPPER PORTION JOINING STRUCTURE - A center pillar upper portion joining structure that may improve joining strength and rigidity between an upper portion of a center pillar and a roof side rail. A recess portion that is indented to the vehicle inner side is formed in a roof side rail outer panel at a joining portion with a center pillar. An upper portion extended portion that closes off the recess portion is provided at an upper portion oft a center pillar reinforcement, and an upper end portion of the upper portion extended portion is joined to the roof side rail outer panel. In a vehicle rear elevation view, an upper face of the recess portion is provided upward in the vehicle relative to a centroid of a cross section of the roof side rail.11-14-2013
20140077529VEHICLE BODY SKELETON STRUCTURE - A skeleton body comprises a rocker rear, a rear pillar, and a rear wheel house which are joined together. An inner corner portion which forms a rocker reinforcement is formed on the inner side of a bent portion located near the joint portion. A bulging portion having a three-dimensional curved surface shape bulging in a convex shape is formed at the inner corner portion. The rocker reinforcement is formed in such a manner that an upper wall portion, an upper end flange portion, and a rear end standing wall portion are formed on the inner side of the bent portion so as to be directed in three directions and so as to continue to the bulging portion at a position at which the upper wall portion, the upper end flange portion, and the rear end standing wall portion surround the bulging portion. Also, the upper end flange portion is joined to both a rocker inner panel and a pillar inner panel, and the rear end standing wall portion is joined to a wheel house outer panel.03-20-2014
20150197289FRAME STRUCTURE OF VEHICLE - A frame structure of a vehicle of the present invention has: a frame member that structures a frame of a vehicle; and a reinforcing member that is made of a fiber reinforced resin. The frame member is formed in a closed cross-sectional shape by a plurality of wall portions, and the frame member includes opening portions in at least one of the wall portion among the plurality of wall portions. The reinforcing member is disposed along the wall portions that have the opening portions, the reinforcing member includes engaging portions having inserted-through portions that are inserted-through the opening portions and lock portions whose surface area is larger than the opening portions, and the engaging portions are integrally formed by the inserted-through portions and the lock portions.07-16-2015
20150367797VEHICLE BODY STRUCTURE - A vehicle body structure includes: a side member that is disposed running along a vehicle front-rear direction; an upper member that, when viewed along the vehicle width direction, is disposed running along the vehicle front-rear direction at a vehicle upper side of the side member, and comprises a vehicle front-rear direction outside end portion that is positioned at a different position in a vehicle up-down direction from a position in the vehicle up-down direction of a vehicle front-rear direction outside end portion of the side member; a coupling member that couples the vehicle front-rear direction outside end portion of the upper member and the vehicle front-rear direction outside end portion of the side member; and a crash box that comprises a vehicle front-rear direction inside end portion that is joined to the coupling member.12-24-2015
20150367890VEHICLE BODY STRUCTURE - A vehicle body structure including a pair of left and right upper members that are disposed along a vehicle body longitudinal direction, a pair of left and right pillars that extend in a vehicle body vertical direction and that are disposed at vehicle width direction insides of the pair of left and right upper members, reinforcement that extends in a vehicle width direction, that is disposed between the pair of left and right pillars, and that supports a steering section, and a fastening portion where a vehicle width direction outside end portion of the reinforcement, the pillar, and the upper member are fastened together in the extension direction of the reinforcement.12-24-2015
20160023293PANEL JOINING STRUCTURE FOR A VEHICLE - A panel joining structure for a vehicle includes a first plate, a second plate, a braze and a surface area enlargement portion. The first plate is formed of a metal and a first joining portion is formed thereat. The second plate is formed of a different metal from the first plate and a second joining portion that is to be joined with the first joining portion is formed thereat. The braze is interposed between the first joining portion and the second joining portion. The braze joins the first joining portion with the second joining portion. The surface area enlargement portion is formed in a range that makes contact with the braze at, of the first joining portion and the second joining portion, a side at which the braze and a heterogenous metal are disposed. At least one of protrusions and recesses are formed at the surface area enlargement portion.01-28-2016
20160039461VEHICLE FRAME STRUCTURE - A vehicle frame structure includes: a pair of left and right upper members that have a vehicle front-rear direction inside end portion joined to an upper section of a panel configuring a vehicle cabin, and that extend toward the vehicle front-rear direction outer side; a pair of left and right lower members that have a vehicle front-rear direction inside end portion joined to a lower section of the panel, and that extend upward toward the vehicle front-rear direction outer side; and a pair of left and right joining members that join vehicle front-rear direction outside end portions of the upper members to respective vehicle front-rear direction outside end portions of the lower members.02-11-2016
20160137223STEERING SUPPORT STRUCTURE - A steering support structure 05-19-2016
20160138637JOINING STRUCTURE - An occurrence of thermal distortion when heterogenous materials are joined together is suppressed. Provided is a joining structure that includes a first member, a second member, a rivet and a resin-filled portion. The first member is formed of a first material. The second member is formed of a second material that is different from the first material. The rivet penetrates through at least the first member and joins the first member and second member together. The resin-filled portion is provided around the rivet at a side of the first member at which the second member is disposed. The resin-filled portion is formed by at least one of the first member and the second member and forms a gap between the first member and the second member. A resin member is disposed inside the resin-filled portion.05-19-2016

Patent applications by Hiroyuki Kurokawa, Nisshin-Shi JP

Hiroyuki Kurokawa, Minokamo-Shi JP

Patent application numberDescriptionPublished
20130202664MEDICAL ADSORBENT AND METHOD FOR PRODUCING SAME - A medical adsorbent for oral administration that has low dosage and excellent adsorptive capacity and selective adsorption for toxins to be removed, and is also economical and environmentally friendly. The medical adsorbent comprises granular activated carbon that is activated carbon obtained by carbonization and activation of refined cellulose or regenerated cellulose, and having a mean pore diameter of 1.5 to 2.2 nm, a BET specific surface area of 700 to 3000 m08-08-2013

Hiroyuki Kurokawa, Nisshin-Shin, Aichi JP

Patent application numberDescriptionPublished
20160136880JOINT STRUCTURE AND JOINT STRUCTURE MANUFACTURING METHOD - The present invention provides a joint structure having: a first panel comprising a first material; a second panel comprising a metal material different from the first material; a rivet having a head portion that is placed in contact with the first panel, a shaft portion that is passed through the first panel, and a joint portion that is disposed on the shaft portion side and is in contact with and joined by welding to the second panel; and a sandwiching portion that is disposed at the rivet and sandwiches between itself and the head portion the first panel from the second panel side.05-19-2016
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