Inventor · Yokohama, JP

Tsuyoshi Miyamoto

60Patents
7h-index
55Co-inventors
75Inventor score

Filing activity: Dec 28, 1988 → Jan 18, 2019

Most-cited inventions

PatentTitleAreaCited byStatus
US5276132A Liquid crystal aligning agent and aligning agent-applied liquid crystal display device Chemistry; Metallurgy 24 Expired
US5773559A Polyimide block copolymer and liquid crystal alignment layer forming agent Emerging Cross-Sectional Technologies 18 Expired
US5237374A Image forming apparatus having intermediate transfer member Physics 16 Expired
US5107303A Cleaning structure for moving image retainer for use in an image forming device Physics 14 Expired
US9650550B2 Polyimide precursor composition, method of producing polyimide precursor composition, method of producing polyimide molded article, polyimide molded article, liquid crystal alignment film, passivation film, wire coating material, and adhesive film Physics 12 Active
US4935787A Color copier operable both in monochromatic and full-color copying modes Physics 12 Expired
US5700860A Liquid crystal orienting agent Physics 11 Expired
US5103266A Electrophotographic apparatus and method of cleaning the same Physics 7 Expired
US5204729A Full color copying machine Physics 5 Expired
US8044130B2 Surface-coated flame-retardant particle and method of producing the same, and flame-retardant resin composition and method of producing the same Emerging Cross-Sectional Technologies 5 Active
US5530821A Method and apparatus including independent virtual address translation Physics 5 Expired
US7682604B2 Composite powder, cosmetics containing the same, and process for producing composite powder Chemistry; Metallurgy 5 Active
US4952986A Copying apparatus Physics 5 Expired
US10526486B2 Resin composition and resin molded article Chemistry; Metallurgy 4 Active
US5698135A Liquid crystal-aligning agent Physics 4 Expired
US5194902A Transfer unit Physics 4 Expired
US6147733A Diffusing film and liquid crystal display element employing the same Physics 4 Expired
US9857735B1 Endless belt, image forming apparatus, and endless belt unit Physics 4 Active
US8673526B2 Electrophotographic photoreceptor, process cartridge, and image forming apparatus Physics 4 Active
US9988534B2 Polyimide precursor composition and method for producing polyimide precursor composition Chemistry; Metallurgy 3 Active
US4937616A Light source device for use in a copying machine Physics 3 Expired
US9707722B2 Method for producing porous polyimide film, and porous polyimide film Chemistry; Metallurgy 3 Active
US7039668B2 Directory server system for storing history information Emerging Cross-Sectional Technologies 3 Expired
US8175496B2 Endless belt, production method thereof and image forming apparatus Performing Operations; Transporting 2 Active
US8373160B2 Electrophotographic photoreceptor, process cartridge image forming apparatus, and cured film Physics 2 Active

Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.