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| Number | Title | Issue Date |
| 8119328 | Imaging element and method using differential light scattering An imaging element is used to provide images based on the difference in index of refraction caused by imaging actinic radiation. Imaging provides desired results by the creation or elimination of light scattering in a two-phase imaging medium in which at least one p... | 02/21/2012 |
| 7892721 | Storage medium The invention relates to a storage medium for storing information/data, wherein the storage medium comprises a dielectric storage material, more particularly a disk-shaped storage material on which a metal ion donor medium is arranged or can be applied on at least o... | 02/22/2011 |
| 7687225 | Optical coatings Systems and techniques involving optical coatings for semiconductor devices. An implementation includes a substantially isotropic, heterogeneous anti-reflective coating having a substantially equal thickness normal to any portion of a substrate independent of the or... | 03/30/2010 |
| 7572571 | Image sensor and method for manufacturing the same In a solid state imaging device, and a method of manufacture thereof, the efficiency of the transfer of available photons to the photo-receiving elements is increased beyond that which is currently available. Enhanced anti-reflection layer configurations, and method... | 08/11/2009 |
| 7541135 | Power contact having conductive plates with curved portions contact beams and board tails A power contact as disclosed herein may include first and second conductive plates positioned parallel to each other. Each of the conductive plates may include respective first and second curved portions. The first curved portion of the first conductive plate and th... | 06/02/2009 |
| 7438824 | Fabrication of long range periodic nanostructures in transparent or semitransparent dielectrics To make high quality long-range periodic nanostructures in a transparent or semi-transparent substrate, the transparent or semi-transparent substrate is scanned with a linearly polarized laser beam generated by a femtosecond laser and exceeding a predetermined energ... | 10/21/2008 |
| 7399498 | Material composition for producing optical waveguide and method for producing optical waveguide A transparent vessel is filled with a mixture solution containing a first photo-curable resin of a low refractive index and a second photo-curable resin of a high refractive index different in curing mechanism. When light at a wavelength capable of curing the first ... | 07/15/2008 |
| 7382959 | Optically oriented three-dimensional polymer microstructures A method and system of creating one or more waveguides and/or patterning these waveguides to form a 3D microstructure that uses mask and collimated light. In one embodiment, the system includes at least one collimated light source selected to produce a collimated li... | 06/03/2008 |
| 7378224 | Method for forming pattern, and optical element There is provided a method for forming a pattern comprising two regions of different refractive indices easily, that is, a method comprising the steps of forming a pattern having a water-shedding oil-shedding region by use of a radiation sensitive resin composition ... | 05/27/2008 |
| 7354733 | Method for sorting and separating living cells We disclose methods of sorting or separating mixtures of living cells (e.g., eukaryotic, prokaryotic, mammalian, pathogenic, bacterial, viral, etc.). We perform our methods by activating cell-selective photophoric labels, which photosensitize and chemically reduce a... | 04/08/2008 |
| 7342276 | Method and apparatus utilizing monocrystalline insulator A semiconductor device, including: a semiconductor material; a conductive element; and a substantially monocrystalline insulator disposed between the semiconductor material and the conductive eleme... | 03/11/2008 |
| 7323275 | Photosensitive composition for volume hologram recording and photosensitive medium for volume hologram recording A photosensitive composition and A photosensitive medium for volume hologram recording comprises a photopolymerization reactive compound (a monomer) and any one of the following binder: (a) an organic-inorganic hybrid polymer obtainable by copolymerizing an organome... | 01/29/2008 |
| 7302135 | Waveguide bends and devices including waveguide bends Waveguide bends are specially designed according to a matching condition in order to suppress mode distortion and other undesirable effects. The bend is structured having regard to its length and curvature to ensure that at its end the first and second bend modes ar... | 11/27/2007 |
| 7295356 | Method for improved holographic recording using beam apodization An apodization system for achieving a substantially uniform intensity profile of a modulated reference beam on a holographic recording medium. The substantially uniform intensity profile serves to improve the quality of any and all recorded holograms. In high-densit... | 11/13/2007 |
| 7283119 | Color electrophoretic display device An electrophoretic display device includes unit cells each containing i) two sets of display electrodes and a collection electrode and ii) two kinds of translucent colored electrophoretic particles having charge polarities different from each other. The unit cells a... | 10/16/2007 |
| 7270916 | Recording medium Disclosed is a recording medium comprising a recording layer including a photo-acid generating agent that generates an acid upon irradiation with an actinic radiation and a polymer having a polymerizable substituent group bonded to a main chain of the polymer via a ... | 09/18/2007 |
| 7270929 | Media for laser imaging A method and a medium for laser imaging is herein disclosed. The medium incorporates one or more types of microstructures having a predetermined heat or radiation modifiable optical characteristic such as color, scattering, diffusion, diffraction, interference and i... | 09/18/2007 |
| 7261944 | Oriented, aminosilane-coated film capable of structuring by means of electromagnetic radiation and composed of thermoplastic polyester for the production of selectively metallized films The invention relates to a single- or multilayer, oriented, film coated with an aminosilane compound and composed of polyester which comprises an additive which, on irradiation with electromagnetic radiation, forms metal nuclei on which further metal can be deposite... | 08/28/2007 |
| 7257294 | Method for processing transparent material, apparatus for processing the same and optical function device The invention provides a method for processing a transparent material, which is applicable to universal materials and by which the propagation loss of an optical function device produced by changing the refractive index is slight. Femtosecond laser pulses are conden... | 08/14/2007 |
| 7241537 | Method for producing an exposed substrate Method for producing an exposed substrate, which has at least two different image areas. The substrate is provided with at least two photoresist layers, which are adjusted to the type of image areas to be produced. ... | 07/10/2007 |
| 7224882 | Optical materials with selected index-of-refraction Photosensitive optical materials are used for establishing more versatile approaches for optical device formation. In some embodiments, unpatterned light is used to shift the index-of-refraction of planar optical structures to shift the index-of-refraction of the ph... | 05/29/2007 |
| 7218447 | Diamond-like carbon film and method for qualitatively transforming diamond-like carbon film A diamond-like carbon (DLC) film having refractive indices distributed in a pattern oriented within the plane of the film or on a bias with respect to the thickness of the film. Such films may be useful in low-cast Faraday rotators, in polarizers (analyzers), and in... | 05/15/2007 |
| 7215457 | Apparatus and methods for modulating refractive index An iono-refractive structure that includes one or more ion insertion layers having a real portion and an imaginary portion of the dielectric constant is provided. While both the real portion and the imaginary portion of the dielectric constant change, the change in ... | 05/08/2007 |
| 7214451 | Rewriteable optical recording material having good solubility Polymeric material suitable for the preparation of optical recording media for volume data storage is disclosed. The molecular structure of the material contains a main chain derived from any of poly(meth)acrylate, poly(meth)acrylamide, polysiloxane, polyurea, polyu... | 05/08/2007 |
| 7214475 | Compound for optical materials and methods of fabrication A polycyclic or monocyclic perfluorovinyl compound comprising at least one structural unit selected from the group consisting of formula I and formula II wherein M is independently at eac... | 05/08/2007 |
| 7209270 | Method and apparatus for phase correlation holographic drive A holographic storage apparatus for recording data in a holographic medium includes at least one light source for generating a reference beam and a signal beam. The reference beam is preferably a phase beam of unchanging phase content. The apparatus also includes a ... | 04/24/2007 |
| 7202148 | Method utilizing compensation features in semiconductor processing A photolithography and etch process sequence includes a photomask having a pattern with compensation features that alleviate patterning variations due to the proximity effect and depth of focus concerns during photolithography. The compensation features may be dispo... | 04/10/2007 |
| 7189497 | Method for writing a planar waveguide having gratings of different center wavelengths Multiple Bragg gratings are fabricated in a single planar lightwave circuit platform. The gratings have nominally identical grating spacing but different center wavelengths, which are produced using controlled photolithographic processes and/or controlled doping to ... | 03/13/2007 |
| 7180644 | Holographic storage lenses Disclosed are holographic storage systems and lenses for holographic storage systems. The lens units can be of a two-component design. The lenses can be used to both record to photorefractive storage media and to read from photorefractive storage media. ... | 02/20/2007 |
| 7157212 | Optical component formation method Provided are methods of forming optical components. The methods involves (a) forming over a substrate a layer of a photoimageable composition that includes a hybrid organic-inorganic polymer and a photoactive component, wherein the layer has a first index of refract... | 01/02/2007 |
| 7145709 | Apparatus and methods for modulating refractive index An iono-refractive structure that includes one or more ion insertion layers having a real portion and an imaginary portion of the dielectric constant is provided. While both the real portion and the imaginary portion of the dielectric constant change, the change in ... | 12/05/2006 |
| 7139463 | Compositions and devices for thermooptically controlled switching and filtering The invention relates to polymer compositions which enable thermooptic control of signal attenuation in the ultraviolet, visible and near infrared (NIR) regions of the electromagnetic spectrum, and devices incorporating such compositions. The compositions are derive... | 11/21/2006 |
| 7135259 | Scatterometric method of monitoring hot plate temperature and facilitating critical dimension control A method of determining temperatures at localized regions of a substrate during processing of the substrate in a photolithography process includes the following steps: independently illuminating a photoresist layer including a photoresist pattern at a plurality of l... | 11/14/2006 |
| 7132223 | Laser-written cladding for waveguide formations in glass High-energy pulses of femtosecond lasers form cladding portions of waveguides in bulk glass by producing localized reductions in refractive index. The cladding portions written by the high-energy pulses circumscribe unexposed core portions for defining light-guiding... | 11/07/2006 |
| 7129028 | Method of forming holographic grating In a method of forming a holographic grating, a photoresist layer is formed on an optical substrate, and a resist pattern is formed in the photoresist layer to have grooves depth deeper than a predetermined depth of diffraction grating grooves to be formed. Then, th... | 10/31/2006 |
| 7130092 | Apparatus and method for recording and reproducing optical information An optical information recording/reproducing apparatus generates information light by modulating light emitted by a light source device with a light modulator depending on the information to be recorded and generates reference light for recording by modulating the l... | 10/31/2006 |
| 7125647 | Radiation-sensitive composition changing in refractive index and utilization thereof To provide a refractive index pattern and an optical material whose refractive indices are changed by a simple method, which have a sufficiently large refractive index difference and which are stable irrespective of their use conditions, and a method of forming thes... | 10/24/2006 |
| 7125632 | Fiber optic devices having volume Bragg grating elements Fiber optic devices including volume Bragg grating (VBG) elements are disclosed. A fiber optic device may include one or more optical inputs, one or more VBG elements, and one or more optical receivers. Methods for manufacturing VBG elements and for controlling filt... | 10/24/2006 |
| 7112365 | Multilayer, oriented film capable of structuring by means of electromagnetic radiation and composed of thermoplastic polyester, for the production of selectively metallized films The invention relates to a multilayer, oriented film, in which at least one layer comprises a polyester which comprises an additive which, on irradiation with electromagnetic radiation, forms metal nuclei on which further metal can be deposited in further steps of t... | 09/26/2006 |
| 7106940 | Fluorine-containing material for optical waveguide There is provided a material which can give a high elasticity and heat resistance to an optical waveguide member by photo-curing while maintaining transparency in a near infrared region and further makes it possible to use a film forming process by a spin coating me... | 09/12/2006 |
