TREA

Ichiro Hirami

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  • Ibaraki-Ken, JP
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Patents Grantslast 30 patents

  • Information Patent Grant

    Cooling apparatus for heat exchanger
    • Patent number 5,884,589
    • Issue date Mar 23, 1999
    • Hitachi Construction Machinery Co., Ltd.
    • Yuichi Sakamoto
    • F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
  • Information Patent Grant

    Engine cooling system and construction machine
    • Patent number 5,839,397
    • Issue date Nov 24, 1998
    • Hitachi Construction Machinery Co. Ltd.
    • Shigehisa Funabashi
    • B60 - VEHICLES IN GENERAL