TREA

Junko Yamamoto

Follow

Person

  • Tokyo, JP
People

Patents Grantslast 30 patents

  • Information Patent Grant

    Electrophotographic toner
    • Patent number 5,382,490
    • Issue date Jan 17, 1995
    • Nippon Kayaku Kabushiki Kaisha
    • Shigeo Yamamura
    • C07 - ORGANIC CHEMISTRY
  • Information Patent Grant

    Electrophotographic toner
    • Patent number 5,225,305
    • Issue date Jul 6, 1993
    • Nippon Kayaku Kabushiki Kaisha
    • Tadayuki Kiyoyanagi
    • G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY