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Akira Fujiwara

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Patents Grantslast 30 patents

  • Information Patent Grant

    Bush chain and roller chain
    • Patent number 10,837,519
    • Issue date Nov 17, 2020
    • Honda Motor Co., Ltd.
    • Akira Fujiwara
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Grant

    Silent chain, bush chain, and roller chain
    • Patent number 9,982,751
    • Issue date May 29, 2018
    • Honda Motor Co., Ltd.
    • Akira Fujiwara
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Grant

    Sliding part
    • Patent number 7,931,405
    • Issue date Apr 26, 2011
    • Honda Motor Co., Ltd.
    • Akira Fujiwara
    • C23 - COATING METALLIC MATERIAL COATING MATERIAL WITH METALLIC MATERIAL CHEMI...
  • Information Patent Grant

    Pin for chain and method for manufacture thereof
    • Patent number 7,695,575
    • Issue date Apr 13, 2010
    • Daido Kogyo Co., Ltd.
    • Yoshio Okumura
    • C23 - COATING METALLIC MATERIAL COATING MATERIAL WITH METALLIC MATERIAL CHEMI...
  • Information Patent Grant

    Pin and chain
    • Patent number 7,568,334
    • Issue date Aug 4, 2009
    • Honda Motor Co., Ltd.
    • Akira Fujiwara
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Grant

    Sintered gear
    • Patent number 7,556,864
    • Issue date Jul 7, 2009
    • Hitachi Powdered Metals Co., Ltd.
    • Yuji Yamanishi
    • B22 - CASTING POWDER METALLURGY
  • Information Patent Grant

    Sintered sprocket
    • Patent number 6,670,048
    • Issue date Dec 30, 2003
    • Honda Giken Kogyo Kabushiki Kaisha
    • Akira Fujiwara
    • C21 - METALLURGY OF IRON
  • Information Patent Grant

    Chain guide member, a chain guide member manufacturing method and a...
    • Patent number 6,634,974
    • Issue date Oct 21, 2003
    • Honda Giken Kogyo Kabushiki Kaisha
    • Akira Fujiwara
    • B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL
  • Information Patent Grant

    Carbon steel material and processing method for strengthening the same
    • Patent number 6,284,064
    • Issue date Sep 4, 2001
    • Honda Giken Kogyo Kabushiki Kaisha
    • Akira Fujiwara
    • B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
  • Information Patent Grant

    Cast-in process
    • Patent number 5,676,192
    • Issue date Oct 14, 1997
    • Kabushiki Kaisha Riken
    • Fujio Itabashi
    • B22 - CASTING POWDER METALLURGY
  • Information Patent Grant

    Process for producing rocker arm for internal combustion engine
    • Patent number 5,575,064
    • Issue date Nov 19, 1996
    • Honda Giken Kogyo Kabushiki Kaisha
    • Akira Fujiwara
    • C21 - METALLURGY OF IRON
  • Information Patent Grant

    Cast iron slide member
    • Patent number 5,529,641
    • Issue date Jun 25, 1996
    • Honda Giken Kogyo Kabushiki Kaisha
    • Tsutomu Saka
    • F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
  • Information Patent Grant

    Sintered machine part and method
    • Patent number 5,049,183
    • Issue date Sep 17, 1991
    • Hitachi Powdered Metals Co., Ltd.
    • Tsutomu Saka
    • C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...
  • Information Patent Grant

    Wear resistant slide member made of iron-base sintered alloy
    • Patent number 4,796,575
    • Issue date Jan 10, 1989
    • Honda Giken Kogyo Kabushiki Kaisha
    • Toshihiko Matsubara
    • C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...
  • Information Patent Grant

    Camshaft support assembly for valve operating mechanism in an inter...
    • Patent number 4,754,729
    • Issue date Jul 5, 1988
    • Honda Giken Kogyo Kabushiki Kaisha
    • Hiroshi Abe
    • F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS

Patents Applicationslast 30 patents

  • Information Patent Application

    BUSH CHAIN AND ROLLER CHAIN
    • Publication number 20180216702
    • Publication date Aug 2, 2018
    • Honda Motor Co., Ltd.
    • Akira FUJIWARA
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Application

    SILENT CHAIN, BUSH CHAIN, AND ROLLER CHAIN
    • Publication number 20160312855
    • Publication date Oct 27, 2016
    • Honda Motor Co., Ltd.
    • Akira FUJIWARA
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Application

    SLIDING PART
    • Publication number 20080273827
    • Publication date Nov 6, 2008
    • Honda Motor Co., Ltd.
    • Akira FUJIWARA
    • C23 - COATING METALLIC MATERIAL COATING MATERIAL WITH METALLIC MATERIAL CHEMI...
  • Information Patent Application

    CHAIN
    • Publication number 20080227575
    • Publication date Sep 18, 2008
    • Honda Motor Co., Ltd.
    • Akira FUJIWARA
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Application

    Pin and chain
    • Publication number 20080015071
    • Publication date Jan 17, 2008
    • HONDA MOTOR CO., LTD.
    • Akira Fujiwara
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Application

    Steel parts having high wear and abrasion resistance and method for...
    • Publication number 20060269763
    • Publication date Nov 30, 2006
    • Honda Motor Co. Ltd.
    • Satoshi Nakano
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Application

    Pin for chain and method for manufacture thereof
    • Publication number 20060162819
    • Publication date Jul 27, 2006
    • Yoshio Okumura
    • C23 - COATING METALLIC MATERIAL COATING MATERIAL WITH METALLIC MATERIAL CHEMI...
  • Information Patent Application

    Sintered gear
    • Publication number 20050272545
    • Publication date Dec 8, 2005
    • Yuji Yamanishi
    • B22 - CASTING POWDER METALLURGY
  • Information Patent Application

    Sintered sprocket
    • Publication number 20030061904
    • Publication date Apr 3, 2003
    • Akira Fujiwara
    • C21 - METALLURGY OF IRON
  • Information Patent Application

    Chain guide member, a chain guide member manufacturing method and a...
    • Publication number 20020004433
    • Publication date Jan 10, 2002
    • Akira Fujiwara
    • B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL