Masatsugu Kikuchi

Person

  • Tokyo, JP

Patents Grantslast 30 patents

  • Information Patent Grant

    Magnetic electron lens

    • Patent number 4,219,732
    • Issue date Aug 26, 1980
    • Nihon Denshi Kabushiki Kaisha
    • Seiichi Nakagawa
    • H01 - BASIC ELECTRIC ELEMENTS