TREA

Toshihiro Kondo

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  • Hamamatsu-shi, JP
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Patents Grantslast 30 patents

  • Information Patent Grant

    Exhaust heat recovery device
    • Patent number 9,080,495
    • Issue date Jul 14, 2015
    • Yutaka Giken Co., Ltd.
    • Toru Hisanaga
    • F28 - HEAT EXCHANGE IN GENERAL
  • Information Patent Grant

    Heat exchange tube
    • Patent number 8,418,753
    • Issue date Apr 16, 2013
    • Yutaka Giken Co., Ltd.
    • Isao Hirokawa
    • B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...

Patents Applicationslast 30 patents

  • Information Patent Application

    EXHAUST HEAT RECOVERY DEVICE
    • Publication number 20120222838
    • Publication date Sep 6, 2012
    • Toru HISANAGA
    • F28 - HEAT EXCHANGE IN GENERAL
  • Information Patent Application

    HEAT EXCHANGE TUBE
    • Publication number 20100224349
    • Publication date Sep 9, 2010
    • YUTAKA GIKEN CO., LTD.
    • Isao Hirokawa
    • B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...