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Katsuhiko Yokoyama

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  • Fuwa-gun, JP
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Patents Grantslast 30 patents

Patents Applicationslast 30 patents

  • Information Patent Application

    WIND POWER GENERATOR
    • Publication number 20170298903
    • Publication date Oct 19, 2017
    • Hitachi, Ltd
    • Juhyun YU
    • F05 - INDEXING SCHEMES RELATING TO ENGINES OR PUMPS IN VARIOUS SUBCLASSES OF...
  • Information Patent Application

    WINDMILL PITCH DRIVING APPARATUS
    • Publication number 20110243739
    • Publication date Oct 6, 2011
    • Nabtesco Corporation
    • Yoji Asano
    • F05 - INDEXING SCHEMES RELATING TO ENGINES OR PUMPS IN VARIOUS SUBCLASSES OF...
  • Information Patent Application

    SPEED REDUCER FOR USE IN YAW DRIVE APPARATUS FOR WIND POWER GENERAT...
    • Publication number 20090243297
    • Publication date Oct 1, 2009
    • Nabtesco Corporation
    • Osamu Nohara
    • F05 - INDEXING SCHEMES RELATING TO ENGINES OR PUMPS IN VARIOUS SUBCLASSES OF...
  • Information Patent Application

    Speed reducer for use in yaw drive apparatus for wind power generat...
    • Publication number 20060205554
    • Publication date Sep 14, 2006
    • Osamu Nohara
    • F05 - INDEXING SCHEMES RELATING TO ENGINES OR PUMPS IN VARIOUS SUBCLASSES OF...
  • Information Patent Application

    Eccentric oscillating-type speed reducer
    • Publication number 20030054912
    • Publication date Mar 20, 2003
    • TEIJIN SEIKI CO., LTD
    • Osamu Nohara
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...