Sato, Fukushima
Bunya Sato, Fukushima JP
Patent application number | Description | Published |
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20090051323 | BATTERY PACK - A protecting circuit monitors a voltage of a secondary battery and supplies the signal to permit a discharge to a gate terminal of a discharge control FET when the voltage is equal to or more than a lower limit value in a rated voltage range. When the discharge control FET receives this signal, it is connected and passes a discharge current. In the other cases, it shuts off the discharge current. Further, when the voltage is equal to or more than a predetermined value, a signal of a voltage of a battery voltage or more is supplied from a voltage converter to the gate terminal. When the voltage is equal to or less than an upper limit value in the rated voltage range, the protecting circuit supplies the signal to permit a charge to a gate terminal of a charge control FET. Further, when the voltage is equal to or more than a predetermined value, the voltage output from the voltage converter is supplied to the gate terminal. A battery pack in which by applying the voltage of the battery voltage or more to the gate terminal, the discharge control FET and the charge control FET are controlled and an energy loss is suppressed to the minimum is provided. | 02-26-2009 |
Hiromasa Sato, Fukushima JP
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20080310024 | DIFFRACTION ELEMENT - A diffraction element having concave/convex-like diffraction gratings in its two surfaces from which at least two separated light beams can be taken in the same direction without changing largely the propagating direction of diffracted light even if the temperature of the operating environment changes. A diffraction grating having a concave/convex shape in cross-section is formed in the incoming-side surface of the transparent substrate and two diffraction gratings of concave/convex shape in cross-section are formed in the outgoing-side surface wherein the grating pitch of the first one is made equal to the grating pitch of one of the second ones. | 12-18-2008 |
20080316600 | WAVELENGTH-SELECTIVE DIFFRACTION ELEMENT AND OPTICAL HEAD DEVICE INCORPORATING THE SAME - The present invention provides a wavelength-selective diffraction element, configured such that light having a plurality of wavelengths are incident thereon as incident light, which is provided with: a transparent substrate; a concavo-convex part, formed on the transparent substrate such that concave portions and convex portions are cyclically extended in one direction, and comprised of a first material which is optically isotropic; and a filling part, filling at least the concave portions and comprised of a second material which is optically isotropic. The first material and the second material have no absorbance with respect to the wavelengths of the incident light. The first material and the second material have an identical refractive index with respect to light having a first wavelength which is at least one of the wavelengths of the incident light. The first material and the second material have different refractive indices with respect to light having a second wavelength which is at least one of the wavelengths of the incident light and different from the first wavelength. | 12-25-2008 |
20090268585 | WAVELENGTH SELECTING WAVELENGTH PLATE AND OPTICAL HEAD DEVICE USING IT - An optical rotating plate has an optical rotating material layer. A phase plate is provided on a first surface side of the optical rotating plate and has at least one birefringent material layer. The first surface side is disposed toward an emitting side of an optical path, thereby giving different phase differences to a first linearly polarized light group containing at least a linearly polarized light having a first wavelength and a second linearly polarized light group containing at least a linearly polarized light having a second wavelength which is different from the first wavelength. | 10-29-2009 |
20120287767 | DIFFRACTION GRATING, ABERRATION CORRECTION ELEMENT AND OPTICAL HEAD DEVICE - There is provided a diffraction grating including a convex portion and a concave portion which are used for lights having different wavelengths λ | 11-15-2012 |
Masanao Sato, Fukushima JP
Patent application number | Description | Published |
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20080315846 | BATTERY PACK, BATTERY CHARGER AND CHARGING METHOD - A battery pack, a battery charger, a method for charging a battery pack are provided. The battery pack includes a secondary battery, a switch element for controlling charging and discharging the secondary battery, a controller for controlling the switch element, and a communication unit for performing with a battery charger. During charging, an initial charging is switched to a quick charging when a voltage of the secondary battery reaches a predetermined voltage, and the battery charger judges the battery pack as abnormal when the voltage does not reach the predetermined voltage within a timeout period after the initial charging is started. At least one of the timeout period and the predetermined is stored. At least one of the timeout period and the predetermined voltage to be read out is transmitted through the communication unit to the battery charger. | 12-25-2008 |
20090027012 | BATTERY CHARGER - A battery charger for charging a secondary battery using a power supply circuit, includes a discrimination circuit to discriminate a constant-current charging mode and a constant-voltage charging mode, and a controller to which a discrimination signal is supplied. When judged as being the constant-current charging mode, the controller sets the current in the constant-current charging mode by using the control signal. When judged as being the constant-voltage charging mode in accordance with the discrimination signal, the controller sets intermittently the end of charging detection current, and sets an end of charging detection period for judging the constant-current charging mode and the constant-voltage charging mode. When the discrimination signal indicates the constant-voltage charging mode in the end of charging detection period, the controller controls to shift to the end of charging detection mode. | 01-29-2009 |
20090121687 | Charging method and charging apparatus - A charging apparatus for charging a plurality of batteries has at least two modes including a first mode and a second mode, in which amounts of electricity to charge the batteries are set with reference to a fully charged capacity of the batteries. The apparatus includes mode selection means for selecting either of the first mode and the second mode. The first mode is a mode in which the batteries are charged until the batteries reach a fully charged state. The second mode is a mode in which the charging of the batteries is stopped before the batteries reach the fully charged state. | 05-14-2009 |
Masato Sato, Fukushima JP
Patent application number | Description | Published |
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20080254348 | BATTERY PACK - A battery pack includes a non-aqueous electrolyte secondary battery, a rigid covering member, and a protection circuit board. The secondary battery includes a battery element and a flexible covering member formed of a first laminated film composed of a first heat-bonding layer, a first metal layer, and a first outer covering layer laminated successively. The flexible covering member is sealed along around the battery element while leaving electrode terminals of the positive and negative electrodes extended outside the battery element. The rigid covering member is formed of a second laminated film composed of a second heat-bonding layer, a second metal layer, and a second outer covering layer laminated successively. The flexible covering member and the rigid covering member are bonded with an adhesive strength equal to or higher than atmospheric pressure and with a peel strength equal to or lower than a breaking strength of the flexible covering member. | 10-16-2008 |
20090098416 | BATTERY PACK - A battery pack includes a non-aqueous electrolyte secondary battery, a rigid covering member, and a protection circuit board. The secondary battery includes a battery element and a flexible covering member formed of a first laminated film composed of a first heat-bonding layer, a first metal layer, and a first outer covering layer which are laminated successively. The flexible covering material is sealed along around the battery element while leaving electrode terminals of the positive and negative electrodes extended outside the battery element. The rigid covering member covers the non-aqueous electrolyte secondary battery together with the flexible covering member, and is formed of a second laminated film composed of a second heat-bonding layer, a second metal layer, and a second outer covering layer which are laminated successively. The flexible covering member and the rigid covering member are bonded by melting the second heat-bonding layer without melting the first outer covering layer. | 04-16-2009 |
20100040942 | LAMINATE PACKING MATERIAL FOR BATTERY AND LAMINATE BATTERY - In a laminated external packaging material for a battery according to the present invention, a metallic foil | 02-18-2010 |
20140342204 | EXTERNAL PACKAGING MATERIAL FOR BATTERY DEVICE, NONAQUEOUS ELECTROLYTE SECONDARY BATTERY USING THE SAME, AND BATTERY PACK - An external packaging material for covering a battery device is provided. The packaging material includes a laminated film having a laminated structure having two or more resin film layers stacked. In the external packaging material, the laminated structure has no metallic foil, and at least one layer in the resin film layers contains a moisture absorbing material. | 11-20-2014 |
Mitsugu Sato, Fukushima JP
Patent application number | Description | Published |
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20100225281 | BATTERY CHARGER - A battery charger includes: a circuit board including terminal portions provided to be exposed to the outside from an insertion portion, in which a secondary battery is inserted, and electrically connected to the secondary battery; a power circuit portion obtaining a voltage from an external power source and supplying a charging current to the secondary battery; a temperature detection unit detecting a battery temperature of the secondary battery; a charging control switch turning on/off the charging current; and a controller controlling the power circuit portion or the charging control switch based on a voltage and a current of the power circuit portion and the battery temperature, wherein the temperature detection unit is provided in a part of the circuit board opposed to the insertion portion at a distance from electronic components constituting the power circuit portion and the controller based on a heat generation temperature of the electronic components. | 09-09-2010 |
Morihiko Sato, Fukushima JP
Patent application number | Description | Published |
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20150276882 | MONITORING APPARATUS, MONITORING CONTROL APPARATUS, POWER SUPPLY APPARATUS, MONITORING METHOD, MONITORING CONTROL METHOD, POWER STORAGE SYSTEM, ELECTRONIC APPARATUS, MOTOR-DRIVEN VEHICLE, AND ELECTRIC POWER SYSTEM - A monitoring apparatus includes a first converter that converts first analog data indicating a voltage value of each of batteries into first digital data; and a second converter that converts second analog data indicating an electric current value flowing through the plurality of batteries into second digital data. The first analog data and the second analog data are data having the same timing. | 10-01-2015 |
Ryoko Sato, Fukushima JP
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20110104546 | NONAQUEOUS ELECTROLYTE BATTERY - A nonaqueous electrolyte battery is provided which includes a battery element, and a package member for packaging the battery element, and in the nonaqueous electrolyte battery, the package member includes a layer which contains a blackbody material capable of using blackbody radiation and which has an emissivity of 0.6 or more. | 05-05-2011 |
20150111084 | NONAQUEOUS ELECTROLYTE BATTERY - A nonaqueous electrolyte battery is provided which includes a battery element, and a package member for packaging the battery element, and in the nonaqueous electrolyte battery, the package member includes a layer which contains a blackbody material capable of using blackbody radiation and which has an emissivity of 0.6 or more. | 04-23-2015 |
Shiho Sato, Fukushima JP
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20150285379 | SEALING DEVICE - The invention provides a sealing device constructed by combination of a slinger and a lip member, the sealing device being capable of improving a sealing performance, particularly a sealing performance against external dusts. In order to achieve the object, in a sealing device having a slinger which is installed to one member among relatively rotating two members, a lip member which is installed to the other member, and structured such that the slinger integrally has a tubular portion which is fitted to the one member and a flange portion which extends in a diametrical direction, and the lip member having an end face lip which slidably comes into close contact with the flange portion, a bent portion protruding in an axial direction toward the lip member is provided in the flange portion, and a labyrinth structure having a minute gap is provided between the bent portion and the lip member. | 10-08-2015 |
Tatsuhiro Sato, Fukushima JP
Patent application number | Description | Published |
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20080216513 | Method for the Regeneration of a Worn Quartz Glass Jig - To provide a technique with which a quartz glass jig and a doped quartz glass jig are regenerated by completely removing the impurities which are attached to the surface and the impurities which have diffused into the interior from quartz glass jigs which have been used in semiconductor production processes and then carrying out working repair and removing the contamination from the working processes as well. After use, the impurities are removed from the aforementioned quartz glass jigs in the said purification treatment process which includes a purification treatment process in which the quartz glass jigs are subjected to a purification treatment in a gaseous atmosphere which includes a halogen element at a temperature within the region above a prescribed temperature. | 09-11-2008 |
20090163344 | Component of Quartz Glass for Use in Semiconductor Manufacture and Method for Producing the Same - The invention starts from a known component of quartz glass for use in semiconductor manufacture, which component at least in a near-surface region shows a co-doping of a first dopant and of a second oxidic dopant, said second dopant containing one or more rare-earth metals in a concentration of 0.1-3% by wt. each (based on the total mass of SiO | 06-25-2009 |
20100316858 | SYNTHETIC OPAQUE QUARTZ GLASS AND METHOD FOR PRODUCING THE SAME - Provided is a method for producing a synthetic opaque quartz glass where flame processing can be performed in high purity with a simple way and even a large sized one can be produced, and the synthetic opaque quartz glass. | 12-16-2010 |
20110232847 | QUARTZ GLASS MEMBER FOR PLASMA ETCHING - Provided is a doped quartz glass member for plasma etching, which is used in a plasma etching process and is free from any problematic fluoride accumulation during use. The quartz glass member for plasma etching is used as a jig for semiconductor production in a plasma etching process, and includes at least two or more kinds of metal elements in a total amount of 0.01 wt % or more to less than 0.1 wt %, in which the metal elements are formed of at least one kind of a first metal element selected from metal elements belonging to Group 3B of the periodic table and at least one kind of a second metal element selected from the group consisting of Mg, Ca, Sr, Ba, Sc, Y, Ti, Zr, Hf, lanthanoids, and actinoids. | 09-29-2011 |
Yukio Sato, Fukushima JP
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20080200407 | Methylated cpg polynucleotide - It is an object of the present invention to provide a polynucleotide, which can effectively suppress the immunoreactivity caused by DNA having a CpG motif and which can be used for preventing and/or treating immune-mediated diseases such as arthritis. The present invention provides a polynucleotide comprising a CpG motif wherein guanine is methylated, and a pharmaceutical composition comprising the above-mentioned polynucleotide. | 08-21-2008 |