Rikio Yamamoto

Person

  • Kawasaki, JP

Patents Grantslast 30 patents

  • Information Patent Grant

    Discharge lamp

    • Patent number 4,931,685
    • Issue date Jun 5, 1990
    • Kabushiki Kaisha Toshiba
    • Yoshitomi Dobashi
    • H01 - BASIC ELECTRIC ELEMENTS