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Patente

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Zitiert von PatentEingetragenAusgestelltUrsprünglich Bevollmächtigter Titel
US39473756. Nov. 197330. März 1976Secretary of State for Defence in Her Britannic Majesty's Govt. of U.K. of Gt. Britain and Northern IrelandLiquid crystal materials and devices
US395184628. Juni 197420. Apr. 1976RCA CorporationNovel liquid crystal electro-optic devices
US39546533. Juli 19744. Mai 1976Kabushiki Kaisha Suwa SeikoshaLiquid crystal composition having high dielectric anisotropy and display device incorporating same
US396074923. Jan. 19741. Juni 1976International Liquid Xtal CompanyLiquid-crystal mixtures for use in liquid-crystal displays
US396075212. Nov. 19731. Juni 1976Eastman Kodak CompanyLiquid crystal compositions
US396331120. Aug. 197515. Juni 1976Hoffmann-La Roche Inc.Liquid crystal esters
US39633139. Sept. 197515. Juni 1976Hoffmann-La Roche Inc.Liquid crystal Schiffs bases
US398181727. März 197421. Sept. 1976Hoffmann-La Roche Inc.Mixtures of liquid crystals
US39830492. Mai 197428. Sept. 1976General Electric CompanyLiquid crystal compositions with positive dielectric anisotropy
US398805423. Apr. 197426. Okt. 1976Dai Nippon Toryo Kabushiki KaishaNematic liquid crystal compositions
US399724218. Aug. 197514. Dez. 1976Hoffmann-La Roche Inc.Electro-optical cell containing dielectric isonitriles
US400008417. Dez. 197328. Dez. 1976Hughes Aircraft CompanyLiquid crystal mixtures for electro-optical display devices
US400484813. März 197425. Jan. 1977Kabushiki Kaisha Suwa SeikoshaLiquid crystal display device
US40099386. Dez. 19731. März 1977Kabushiki Kaisha Suwa SeikoshaLiquid crystal display device
US401117317. Apr. 19748. März 1977Merck Patent Gesellschaft mit beschrankter HaftungModified nematic mixtures with positive dielectric anisotropy
US40185075. Sept. 197419. Apr. 1977American Micro-Systems, Inc.Liquid crystal device, composition therefor, and method for preparing the composition
US402000228. Febr. 197426. Apr. 1977Beckman Instruments, Inc.Non-schiff base field effect liquid crystal composition
US402795016. Aug. 19747. Juni 1977Matsushita Electric Industrial Co., Ltd.Electro-optical display device
US40439353. Juli 197423. Aug. 1977Kabushiki Kaisha Suwa SeikoshaLiquid crystal composition having high dielectric anisotropy and display device incorporating same
US405847618. Aug. 197515. Nov. 1977Hoffmann-La Roche Inc.Liquid crystalline isonitriles
US40584778. Sept. 197515. Nov. 1977Hoffmann-La Roche Inc.Liquid crystal Schiffs bases
US405847820. Aug. 197515. Nov. 1977Hoffmann-La Roche Inc.Liquid crystal esters
US40615878. Juli 19766. Dez. 1977Hoffmann-La Roche Inc.Liquid crystalline cinnamic acid esters
US408600220. Nov. 197325. Apr. 1978Haffmann-La Roche Inc.Field effect light shutter employing low temperature nematic liquid crystals
US419034327. Aug. 197526. Febr. 1980Agfa-Gevaert AGPhotographic camera with exposure control utilizing a phase controllable crystal
US42329514. Aug. 197811. Nov. 1980Allied Chemical CorporationMesomorphic isocyanate extended rigid polymers
US519498410. Juni 199116. März 1993General Electric CompanyStilbazolium salt and optically non-linear devices incorporating same
US744016012. Nov. 200321. Okt. 2008Merck Patent GmbHElectro-optical light modulating element, electro-optical display and modulating medium
US770162818. Apr. 200220. Apr. 2010Merck Patent GmbHElectro-optic light control element, display and medium

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