Yasutaka Shimidzu

Person

  • Osaka, JP

Patents Grantslast 30 patents

  • Information Patent Grant

    Electrochromic display devices

    • Patent number 4,752,119
    • Issue date Jun 21, 1988
    • Toshihiko Ueno
    • G02 - OPTICS
  • Information Patent Grant

    Reactive pyridone azo dyes having both monochlorotriazinyl and viny...

    • Patent number 4,644,058
    • Issue date Feb 17, 1987
    • Sumitomo Chemical Company, Limited
    • Yasutaka Shimidzu
    • C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...
  • 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...