| Class / Patent application number | Description | Number of patent applications / Date published |
|---|
| 359486010 | Polarization (direction or magnitude) variation over surface of the medium | 19 |
| 20110128623 | POLARIZER AND FABRICATION METHOD THEREOF - A method for manufacturing a polarizer utilizes a support, which is coated with a photoresist. A carbon nanotube film is located over the photoresist, and one portion of the carbon nanotube film is submerged in the photoresist. Metal or semi-metallic particles are deposited over the carbon nanotube film and the photoresist, which is removed. The carbon nanotube film with the metal particles or semi-metallic particles is adhered to a substrate to obtain the polarizer. | 06-02-2011 |
| 20110170188 | MONOLITHIC POLARIZING DIFFRACTIVE STRUCTURES AND ASSOCIATED METHODS - A monolithic polarizing diffractive structure includes a system having at least two parallel continuous planar surfaces, a diffractive pattern on one of the at least two parallel continuous surfaces, the diffractive pattern including at least two diffractive elements integral with the one of the at least two continuous surfaces, the at least two diffractive elements defining a monolithic diffractive pattern, and a polarizing pattern on one of the at least two parallel continuous surfaces. The polarizing pattern includes at least two polarizing elements, each polarizing element corresponding to a respective diffractive element, the at least two polarizing elements outputting polarizations rotated with respect to one another, the at least two polarizing elements defining a monolithic polarizing pattern. | 07-14-2011 |
| 20120002281 | PHASE DIFFERENCE ELEMENT AND DISPLAY UNIT - A phase difference element capable of decreasing deterioration of 3D characteristics and a display unit including the phase difference element are provided. The phase difference element includes a phase difference film, and an anti-glare film. The phase difference film has a phase difference layer composed of two or more phase difference regions each having different direction of a slow axis that are regularly arranged in a plane. Retardation of the anti-glare film is 20 nm or less and total haze of the anti-glare film is 30% or less. | 01-05-2012 |
| 20120162766 | POLARIZER, DISPLAY DEVICE AND MANUFACTURING MEHTOD OF POLARIZER - A polarizer is provided comprising: a transparent substrate, on a main surface of which a plurality of grooves in parallel with each other are provided at an interval; a birefringence crystal layer with a single orientation formed on the main surface of the transparent substrate where the grooves are provided, wherein the birefringence crystal layer is at least filled in the grooves so that linearly polarized light incident on a location corresponding to the grooves and passing through the polarizer is converted into first polarized light, and linearly polarized light incident on a location between the grooves and passing through the polarizer is converted into second polarized light, the polarization directions of the first and the second polarized light are different from each other. | 06-28-2012 |
| 20130170034 | Effective Media Retarder Films with Spatially Selective Birefringence Reduction - A retarder film provides a first light retardation and can be heat processed in one or more selected areas to provide a second light retardation in the selected area(s). The retarder film may have an absorption characteristic such that the heat processing can be carried out by selectively exposing the film to a suitable radiant beam. The retarder film is composed of a stack of contiguous ultrathin layers configured to provide an effective optical medium for visible light. Visible light propagates through the stack as an effective medium having effective refractive indices along principal x-, y-, and z-axes. At least some of the ultrathin layers possess intrinsic birefringence, and the effective indices of the stack are functions of the intrinsic refractive indices of the constituent ultrathin layers. The heat processing is carried out so that the ultrathin layer stack structural integrity is not substantially altered in the processed area(s). | 07-04-2013 |
| 20130201557 | WIRE GRID POLARIZER WITH BORDERED SECTIONS - A wire grid polarizer comprising a transparent substrate having a first surface. Multiple separate and discrete sections of wire grids can be disposed over the first surface and attached to the substrate, with a border between the sections including an opaque mask material. The mask material can be disposed over the first surface of the substrate. The mask material can be a material different than the wire grid material. The mask material can extend over or under a portion of an edge of the wire grid. | 08-08-2013 |
| 20130301127 | WAVE PLATE AND METHOD FOR PRODUCING WAVE PLATE - To provide a low-cost wave plate that does not cause any diffracted light and wavefront aberrations. The challenge is met by providing a wave plate characterized by including a first region, a second region, and a third region which are placed on a glass substrate. The first region and the second region exhibit each uniaxial birefringence at least in their portions. The third region exhibits uniaxial birefringence and is interposed between the first region and the second region. Phase advance axes of birefringence of the first region and the second region are substantially parallel to each other. A phase advance axis of birefringence of the third region is substantially orthogonal to the phase advance axes of birefringence of the first and second regions. | 11-14-2013 |
| 20140198384 | VARIABLE COLOR DISPLAY METHOD USING RETARDATION FILM - The present invention provides a method of displaying, in color, information accompanying rotation in a device having a rotating member, comprising disposing a first polarizing film, a printed film, a retardation film, and a second polarizing film approximately perpendicularly to the direction of the rotational axis of the rotation; with the first polarizing film, retardation film, and second polarizing film being the sequence of disposition; and with one or two films selected from among the first polarizing film, the retardation film, and the second polarizing film being caused to rotate in a manner accompanying rotation of the rotating member. The method of the present invention affords inexpensive installation, maintenance, and use; good energy efficiency; and complex color display in a greater number of colors. | 07-17-2014 |
| 20150378168 | PATTERNED IMAGE DEVICE - A method of operating variable image device includes translating a first polarizer in front of a patterned wave retarder and a second polarizer such that an embedded image in the patterned wave retarder is visible to a human observer, and translating a first polarizer away from the front of the patterned wave retarder and the second polarizer such that the embedded image in the patterned wave retarder is not visible to the human observer. | 12-31-2015 |
| 20160109702 | DUST COVER ASSEMBLY AND HEAD-UP DISPLAY DEVICE INCLUDING THE SAME - A head-up display device includes: a dust cover assembly; a picture generating unit configured to generate an optical signal corresponding to an image; a mirror unit configured to receive the optical signal from the picture generating unit and reflect the optical signal to the dust cover assembly; and a windshield configured to convert the optical signal having a polarization direction adjusted by the dust cover assembly into a virtual image. | 04-21-2016 |
| 20160195653 | PREPARING METHOD FOR POLARIZER HAVING LOCALLY DEPOLARIZIED AREA, POLARIZER AND POLARIZING PLATE MANUFACTURED BY USING THE SAME (As Amended) | 07-07-2016 |
| 20160195658 | Polarizing element, and manufacturing method for polarizing element | 07-07-2016 |
| 20160195767 | POLARIZING PLATE HAVING LOCAL DEPOLARIZATION AREA AND METHOD FOR MANUFACTURING SAME | 07-07-2016 |
| 359486020 | Linear variation | 5 |
| 20110242652 | POLARIZING DEVICE FOR SELECTIVELY BLOCKING AND TRANSMITTING RADIATION AND METHOD MAKING SAME - An optical device ( | 10-06-2011 |
| 20120026586 | DISPLAY DEVICE AND PHASE RETARDATION FILM - A display device and a phase retardation film are provided. The display device includes a display module and a phase retardation layer disposed at the display module. The display module has sub-pixel regions arranged into an array along a first direction and a perpendicular second direction. The phase retardation layer has stripe-shaped first regions and second regions. The first regions and the second regions are parallel to each other and alternatively arranged. A long axis of one first region forms an acute angle with the first direction. The first regions and the second regions allow lights in different polarization states to pass through. The phase retardation film is a rectangle and has stripe-shaped first regions and second regions. The first regions and the second regions are parallel to each other and alternatively arranged. A long axis of one first region forms an acute angle with one side of the rectangle. | 02-02-2012 |
| 20120224262 | Micro-Optical Phase Film and Lenticular Lens - The present invention discloses a micro-optical phase film and a micro-lenticular lens. The optical phase film is integrally formed and includes an optical phase film base and a concave surface disposed on the optical phase film base. The concave surface has a plurality of concave and semi-cylinder like protrusions which are separated from each other in a constant pitch and have the same height. A lens layer covers the optical phase film to form a micro-lenticular lens. The optical phase film will exhibit different refractive index because of the incident light with different polarization angles, so as to achieve the object of 2D/3D image switching. | 09-06-2012 |
| 20150301250 | POLARIZING MASK - A polarizing mask and an apparatus and method for manufacturing an optical device are provided. The polarizing mask capable of being used to manufacture the optical device including an optical layer whose optical axes or light absorption axes are shifted continuously is provided. The optical device manufactured thus can be used to adjust characteristics of light in electronic devices such as display devices, or can be used for various applications requiring a continuous change in an optical axis or light absorption axis, including use of windows or shades of buildings or automobiles. | 10-22-2015 |
| 20160070043 | STRUCTURED POLARIZER AND METHOD FOR MANUFACTURING THE SAME - A structured polarizer includes a substrate including a dielectric material including elongated metal particles embedded to form a polarizing layer including a plurality of first polarizing regions having first elongated metal particles collectively aligned along a first direction and a plurality of second regions having second metal particles, the first polarizing regions and the second regions adjoining each other, the first metal particles being in the same plane as the second metal particles, a degree of polarization with respect to the first direction in the first polarizing regions at between 0.5 μm and 1 μm from a boundary between the first polarizing regions and the second regions being more than 90%, and a degree of polarization with respect to the first direction in the second regions at between 0.5 μm and 1 μm from the boundary between the first polarizing regions and the second regions being less than 10%. | 03-10-2016 |
| 359486030 | Radial variation | 1 |
| 20160003733 | TUBE CONNECTOR - Tube connector having at least one polarizing element arranged such that a tube connection system can identify at least one parameter of light passed through said first polarizing element, wherein said at least one parameter comprises presence of light, light polarization state, light polarization direction, light intensity or combinations thereof. | 01-07-2016 |
