Hitoshi Kayaba

Person

  • Hitachi, JP

Patents Grantslast 30 patents

  • Information Patent Grant

    Gas insulated switchgear device

    • Patent number 5,453,910
    • Issue date Sep 26, 1995
    • Hitachi, Ltd.
    • Syunji Itou
    • H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
  • Information Patent Grant

    Gas-insulated switchgear apparatus

    • Patent number 4,638,403
    • Issue date Jan 20, 1987
    • Hitachi, Ltd.
    • Naoki Amano
    • H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
  • Information Patent Grant

    Gas insulated switchgear equipment

    • Patent number 4,503,481
    • Issue date Mar 5, 1985
    • Hitachi, Ltd.
    • Sigeru Fujiya
    • H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER