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Kazuhiro Okamoto

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  • Hitachinaka-shi, JP
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Patents Grantslast 30 patents

  • Information Patent Grant

    Motor cooling structure and motor
    • Patent number 9,627,943
    • Issue date Apr 18, 2017
    • Komatsu Ltd.
    • Hiroyuki Tokunaga
    • H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER

Patents Applicationslast 30 patents

  • Information Patent Application

    MOTOR
    • Publication number 20140364263
    • Publication date Dec 11, 2014
    • Hiroyuki Tokunaga
    • H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
  • Information Patent Application

    MOTOR COOLING STRUCTURE AND MOTOR
    • Publication number 20130334912
    • Publication date Dec 19, 2013
    • Komatsu Ltd.
    • Hiroyuki Tokunaga
    • H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER