Toshihiko Ueno

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Tokyo, JP

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Patents Grantslast 30 patents

Information Patent Grant
Transmissive liquid crystal display having prism lens film for ligh...
- Patent number 5,557,433
- Issue date Sep 17, 1996
- NEC Corporation
- Muneo Maruyama
- G02 - OPTICS
Information Patent Grant
Electrochromic display devices
- Patent number 4,752,119
- Issue date Jun 21, 1988
- Toshihiko Ueno
- G02 - OPTICS
Information Patent Grant
Liquid crystal dye compound
- Patent number 4,632,781
- Issue date Dec 30, 1986
- Sumitomo Chemical Company, Limited
- Yasutaka Shimidzu
- C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...
Information Patent Grant
Liquid crystal display device
- Patent number 4,505,549
- Issue date Mar 19, 1985
- Sumitomo Chemical Company, Limited
- Yasutaka Shimidzu
- C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...