Masao Kohara

Person

  • Kanagawa, JP

Patents Grantslast 30 patents

  • Information Patent Grant

    Machining oil composition

    • Patent number 5,877,130
    • Issue date Mar 2, 1999
    • Yushiro Chemical Industry Co., Ltd.
    • Masao Kohara
    • C10 - PETROLEUM, GAS OR COKE INDUSTRIES TECHNICAL GASES CONTAINING CARBON MON...