Kouichi Haga

Person

  • Shibata, JP

Patents Grantslast 30 patents

  • Information Patent Grant

    Amorphous silicon photosensor

    • Patent number 5,053,844
    • Issue date Oct 1, 1991
    • Ricoh Company, Ltd.
    • Akishige Murakami
    • H01 - BASIC ELECTRIC ELEMENTS