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| Number | Title | Issue Date |
| 8158035 | Light diffusing member with ceramic particles containing magnesium oxide and aluminum oxide It is an object of the present invention to provide a light diffusing member which has excellent optical transparency and light resistance and has excellent light diffusibility despite of a small amount of filler to be added, and a method for producing the same. The... | 04/17/2012 |
| 8128848 | Diketopyrrolopyrrole pigment composition for use in color filters The invention relates to a pigment composition that is composed of compounds of formulas (I), (II) and (III), is characterized by a average particle size d50 ranging from 10 to 60 nm, less than 5% by volume of the particles being greater than 70 nm, | 03/06/2012 |
| 8119041 | Non-resonant two-photon absorption induction method and process for emitting light thereby The present invention provides a two-photon light-emitting compound represented by formula (1), an optical data recording medium comprising a compound represented by formula (1), a two-photon polymerizable composition comprising a polymerizable monomer or polymeriza... | 02/21/2012 |
| 8105509 | Hot-pressed transparent ceramics and ceramic lasers A transparent polycrystalline ceramic having scattering and absorption loss less than 0.2/cm over a region comprising more than 95% of the originally densified shape and further provides a process for fabricating the same by hot pressing. The ceramic can be any suit... | 01/31/2012 |
| 8048343 | Light filters using yellow melanin and melanin-like oligomers and photochromic dyes Light filters that use yellow melanin or melanin like materials prepared to have a yellow color and a melanin transmission spectrum in combination with a photochromic dye are disclosed. The yellow form of melanin has minimal impact on the perception of light intensi... | 11/01/2011 |
| 7985356 | Non-linear optical device sensitive to green laser A non-linear optical device comprising a polymer configured to be photorefractive upon irradiation by a green laser. The polymer comprises a repeating unit including a moiety selected from the group consisting of the structures (M-1), (M-2) and (M-3), as defined her... | 07/26/2011 |
| 7790068 | Photochromic compounds based on ring opening and closing of a {1,3}oxazine compound We have designed a molecular switch based on the photoinduced opening and thermal closing of a [1,3]oxazine ring. A substituted [1,3]oxazine compound described as having a general (i.e., unsubstituted) structure with fused indoline and benzooxazine fragments such th... | 09/07/2010 |
| 7776235 | Layer by layer self-assembly of large response molecular electro-optic materials by a desilylation strategy The preparation of robust, thin film materials with large second-order optical nonlinearities through the covalent self-assembly of chromophoric compositions and innovative use of silyl chemistry. ... | 08/17/2010 |
| 7749408 | Electro-optic dendrimer-based glass composites A composite having electro-optic activity including a chromophore compound dispersed in a host material comprising a dendronized chromophore compound, methods for making the composite, and electro-optic devices including the composite. ... | 07/06/2010 |
| 7727426 | Epoxy resin composition Disclosed is an epoxy resin composition which is solid at ordinary room temperature, cures with excellent light resistance and heat resistance and minimal shrinkage, and is useful for encapsulating LEDs. The epoxy resin composition is characterized by comprising as ... | 06/01/2010 |
| 7678299 | Stock solution for production of nonlinear-optical materials, nonlinear-optical material, and nonlinear-optical device The present invention provides stock solutions for production of nonlinear-optical materials using a wet coating method. In particular, the invention provides a stock solution containing a nonlinear-optically active organic compound, which is a push-pull π-conjugat... | 03/16/2010 |
| 7674405 | Zeolites with incorporated dipolar nonlinear optical molecules in uniform orientation and preparation thereof The present invention relates to a method for incorporating into zeolite pores dipolar nonlinear optical (DNLO) molecules in a uniform orientation and a DNLO-zeolite composite in which DNLO molecules are included in a uniform orientation into zeolite pores. ... | 03/09/2010 |
| 7670512 | Second order nonlinear optical polyimides having benzobisthiazole-based pendant groups, and preparation of the same Disclosed herein are second order nonlinear optic polyimide polymers comprising repeating units represented by the formula: wherein each of the substituents is given the definition as set forth in the Specification and Clai... | 03/02/2010 |
| 7666331 | Photochromic article Describes an article, e.g., an optical article such as a lens, in which the article includes (a) a rigid substrate, e.g., a transparent ophthalmic substrate, such as a thermoset or thermoplastic substrate, having at least one surface suitable for accommodating a pho... | 02/23/2010 |
| 7582230 | Liquid crystal display and colour filter with improved transparency for green light The invention relates to novel liquid crystal displays comprising a broad backlight emission around 530 nm and a green color filter containing a phthalocyanine colorant, most adequately tetrahydroxy- or tetraalkoxy-substituted but lacking solubilizing groups. ... | 09/01/2009 |
| 7537715 | Self-poled electro-optic and nonlinear optical polymer, method of manufacturing the polymer, and film manufactured from the polymer A polyamic ester (PAE) film, which shows an electro-optic (EO) and nonlinear optical (NLO) properties without a poling process, is prepared. The chromophore in the film seems to be slightly oriented normally to the film surface (transverse magnetic field (TM) direct... | 05/26/2009 |
| 7527754 | Photochromic indeno-fused naphthopyrans Photochromic materials comprising indeno-fused naphthopyrans having substituents comprising a 4-fluorophenyl group and a 4-aminophenyl group bonded to the 3-position of the indeno-fused naphthopyran are disclosed. The photochromic materials may exhibit faster fade r... | 05/05/2009 |
| 7521004 | Chromene compound A chromene compound of this invention, as shown in the following formula: characterized by having an indeno(2,1-f)naphtho(1,2-b)pyran structure as a basic structure, and having a substituent which is a substituted or unsubs... | 04/21/2009 |
| 7481955 | Photochromic materials comprising metallocenyl groups Various non-limiting embodiments of the present invention relate to photochromic materials having a metallocenyl group. More particularly, various non-limiting embodiments disclosed herein provide photochromic materials including an indeno-fused naphthopyran, such a... | 01/27/2009 |
| 7481954 | Composition for a light filtering material A composition for a filter material includes a dye and possibly a polymer host. The dye includes a Co(II) compound, a Ni(II) compound or a mixture thereof. Filter material can have a transmittance at 500 nanometers of at least 80% and a steep cutoff absorption band ... | 01/27/2009 |
| 7476345 | Layer by layer self-assembly of large response molecular electro-optic materials by a desilylation strategy The preparation of robust, thin film materials with large second-order optical nonlinearities through the covalent self-assembly of chromophoric compositions and innovative use of silyl chemistry. ... | 01/13/2009 |
| 7449134 | DAST twin crystal, process for producing the same, and use thereof Noble crystal of 4-dimethylamino-4-stilbazolium tosylate (DAST) useful as an electro-optical element. A DAST crystal having a size effective for use as an electro-optical element is provided by a twin crystal of DAST. The twin crystal of DAST can be obtained accordi... | 11/11/2008 |
| 7435362 | Redox-switchable materials The invention relates to redox-switchable material comprising a redox-active moiety adsorbed, bonded or both, to a semiconductor material. Among the preferred redox-active moieties disclosed herein are ferrocenes, acridines, and quinones though any such moiety may b... | 10/14/2008 |
| 7422908 | Chemiluminescent 1,2-dioxetanes A method of generating light through chemiluminescence involves providing a stable 1,2-dioxetane of the formula: Wherein (a) R1 and R2 are each, individually, a chemical reactive site or when fused tog... | 09/09/2008 |
| 7396573 | Liquid crystal display element and light-modulating material The invention provides a liquid crystal display element and a light-modulating material each containing at least one low molecular weight gelling agent, at least one dichroic dye having a substituent represented by formula (1) and at least one host liquid crystal be... | 07/08/2008 |
| 7390461 | Broad spectrum optically addressed sensor The present invention relates to a sensor for detecting chemical, biological, biochemical or other environmental stimuli, and includes a plurality of colloidal particles having chemical receptors bound to each particle's surface, wherein when a target stimulus is di... | 06/24/2008 |
| 7381349 | Process for producing liquid crystal of desired properties by mixing together at least two rigid rodlike helical polymers with narrow molecular weight distributions and different weight-average molecular weights with chiral side chains A process to produce a polymer liquid crystalline composition having temperature dependency of desired circular polarization selective reflection wave length property by only mixing two or more kinds of starting materials having different weight-average molecular we... | 06/03/2008 |
| 7374822 | Near-infrared ray-shielding paint, near-infrared ray-shielding laminate obtained therefrom and production method thereof A near-infrared ray shielding paint capable of forming a coating that exhibits high light transmission coefficient in visible light region while having high shielding capability in near-infrared region and exhibits little chromaticity change even in harsh environmen... | 05/20/2008 |
| 7365193 | Amino-substituted tricyclic derivatives and methods of use Compounds of formula (I) wherein A and B are amine-substituted sidechains, Y1 and Y2 form various tricyclic cores, Xa and Xb are C, CH, or N, as defined herein, and Rx ... | 04/29/2008 |
| 7364673 | Widely wavelength tuneable polychrome colloidal photonic crystal device The present invention discloses a widely wavelength tunable polychrome colloidal photonic crystal device whose optical Bragg diffraction stop bands and higher energy bands wavelength, width and intensity can be tuned in a continuous and fine, rapid and reversible, r... | 04/29/2008 |
| 7357981 | Optical filter An optical filter comprising a transparent support having a tensile impact strength of 392 kJ/m2 or more having provided thereon a filter layer having an absorption maximum in the range of from 560 to 620 nm. ... | 04/15/2008 |
| 7359010 | Method for producing display device In a liquid crystal display device, a first substrate includes electrical wirings and a semiconductor integrated circuit which has TFTs and is connected electrically to the electrical wirings, and a second substrate includes a transparent conductive film on a surfac... | 04/15/2008 |
| 7356054 | Light emitting device The present invention provides a light emitting device comprising: an excitation light source which radiates excitation light; a wavelength converting member which absorbs and converts the wavelength of at least part of the excitation light radiated from the excitat... | 04/08/2008 |
| 7351362 | Photochromic material A photochromic material comprising a styrene-based oligomer having a weight average molecular weight of from 200 to 6000 and a photochromic compound selected from the group consisting of spirooxazine derivatives and spiropyran derivatives. ... | 04/01/2008 |
| 7344662 | Reverse synthetic methods for making organic non-linear optical materials A reverse synthetic strategy for making organic non-linear optical chromophores involves building up the chromophore from the electron-withdrawing end toward the electron-donating end. ... | 03/18/2008 |
| 7344661 | Electromagnetic energy adaptation material The invention discloses an electromagnetic energy adaptation material, which can absorb electromagnetic energy, the material including a mixture of at least one liquid with at least one surfactant. The liquid may be a dipolar molecular liquid, and may be pressurized... | 03/18/2008 |
| 7342049 | Dilatant fluid composition A novel dilatant fluid which keeps fluid state within a broad temperature range, is excellent in storage stability, has large mechanical strength and shows large changing quantity of viscosity resistance accompanied by the increase of shear stress. It was found that... | 03/11/2008 |
| 7332109 | Thermally color-developing reversibly thermochromic pigment A thermally color-developing reversibly thermochromic pigment which shows a uniform color density in the coloring temperature range and also shows an optimal ΔH value within a range of from 3 to 40° C. Thermally color-developing reversibly thermochromic pigments o... | 02/19/2008 |
| 7329460 | Aluminum-colored multilayer heat-sealable packaging material The invention relates to a multi-layer heat-sealable packaging material especially for food packages. In addition, objects of the invention are a food package formed of the said packaging material, a method of packaging, and the use of the material for packages. The... | 02/12/2008 |
| 7323533 | Conjugated polymers containing spirobifluorene units and the use thereof The present invention relates to novel conjugated polymers comprising spirobifluorene units and their use in optoelectronic devices, preferably in, for example, displays based on polymeric organic light-emitting diodes. ... | 01/29/2008 |
