TREA

Tetsuro Sakamoto

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  • Yokohama, JP
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Patents Grantslast 30 patents

  • Information Patent Grant

    Lubricant for refrigerating machine
    • Patent number 5,443,745
    • Issue date Aug 22, 1995
    • Nippon Oil Co., Ltd.
    • Tetsuro Sakamoto
    • C10 - PETROLEUM, GAS OR COKE INDUSTRIES TECHNICAL GASES CONTAINING CARBON MON...
  • Information Patent Grant

    Synthetic lubricating oils
    • Patent number 5,370,809
    • Issue date Dec 6, 1994
    • Nippon Oil Co., Ltd.
    • Noboru Ishida
    • C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...
  • Information Patent Grant

    Lubricant for refrigerating machine
    • Patent number 5,080,816
    • Issue date Jan 14, 1992
    • Nippon Oil Co., Ltd.
    • Tetsuro Sakamoto
    • C10 - PETROLEUM, GAS OR COKE INDUSTRIES TECHNICAL GASES CONTAINING CARBON MON...