Yoshitoyo Ohkubo

Person

  • Kanagawa, JP

Patents Grantslast 30 patents

  • Information Patent Grant

    Condenser/evaporator

    • Patent number 5,222,549
    • Issue date Jun 29, 1993
    • Japan Oxygen Co., Ltd.
    • Hiroshi Ishii
    • F28 - HEAT EXCHANGE IN GENERAL