TREA

Kawamura Research Laboratories, Inc.

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  • Tokyo, JP
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Patents Grantslast 30 patents

  • Information Patent Grant

    Oil-free screw compressor coated with a base resin, a solid lubrica...
    • Patent number 9,944,880
    • Issue date Apr 17, 2018
    • Hitachi Industrial Equipment Systems Co., Ltd.
    • Yukiko Ikeda
    • F05 - INDEXING SCHEMES RELATING TO ENGINES OR PUMPS IN VARIOUS SUBCLASSES OF...
  • Information Patent Grant

    Screw compressor
    • Patent number 8,801,412
    • Issue date Aug 12, 2014
    • Hitachi Industrial Equipment Systems Co., Ltd.
    • Yukiko Ikeda
    • F05 - INDEXING SCHEMES RELATING TO ENGINES OR PUMPS IN VARIOUS SUBCLASSES OF...