TREA

Yukio Okuda

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  • Fukaya, JP
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Patents Grantslast 30 patents

  • Information Patent Grant

    Vibrating compressor
    • Patent number 4,320,448
    • Issue date Mar 16, 1982
    • Sawafuji Electric Co., Ltd.
    • Yukio Okuda
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Grant

    Refrigerating device
    • Patent number 4,283,920
    • Issue date Aug 18, 1981
    • Sawafuji Electric Co., Ltd.
    • Hiroyuki Kainuma
    • F25 - REFRIGERATION OR COOLING COMBINED HEATING AND REFRIGERATION SYSTEMS HEA...
  • Information Patent Grant

    AC/DC Power supply device
    • Patent number 4,216,385
    • Issue date Aug 5, 1980
    • Sawafuji Electric Co., Ltd.
    • Morikazu Omura
    • G05 - CONTROLLING REGULATING
  • Information Patent Grant

    Direct current power supply device for battery charging
    • Patent number 4,147,970
    • Issue date Apr 3, 1979
    • Sawafuji Electric Co. Ltd.
    • Yukio Okuda
    • H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
  • Information Patent Grant

    Automotive power supply
    • Patent number 4,127,782
    • Issue date Nov 28, 1978
    • Sawafuji Electric Co., Ltd.
    • Morikazu Omura
    • B60 - VEHICLES IN GENERAL

Patents Applicationslast 30 patents

  • Information Patent Application

    Cutting tool
    • Publication number 20020178890
    • Publication date Dec 5, 2002
    • Yukio Okuda
    • B24 - GRINDING POLISHING