TREA

Masahiro Yamanaka

Follow

Person

  • Izumisano, JP
People

Patents Grantslast 30 patents

  • Information Patent Grant

    Crank arm for crank assembly of human powered vehicle
    • Patent number 11,505,277
    • Issue date Nov 22, 2022
    • Shimano Inc.
    • Masahiro Yamanaka
    • B62 - LAND VEHICLES FOR TRAVELLING OTHERWISE THAN ON RAILS
  • Information Patent Grant

    Bicycle crank assembly
    • Patent number 10,336,401
    • Issue date Jul 2, 2019
    • Shimano Inc.
    • Takashi Furuya
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Grant

    Bicycle crank axle assembly
    • Patent number 9,487,266
    • Issue date Nov 8, 2016
    • Shimano Inc.
    • Masahiro Yamanaka
    • B62 - LAND VEHICLES FOR TRAVELLING OTHERWISE THAN ON RAILS
  • Information Patent Grant

    Bicycle crank arm and bicycle crank assembly
    • Patent number 9,475,545
    • Issue date Oct 25, 2016
    • Shimano Inc.
    • Masahiro Yamanaka
    • B62 - LAND VEHICLES FOR TRAVELLING OTHERWISE THAN ON RAILS
  • Information Patent Grant

    Composite bicycle component, composite bicycle crank arm, and metho...
    • Patent number 9,365,261
    • Issue date Jun 14, 2016
    • Shimano Inc.
    • Tetsu Nonoshita
    • B62 - LAND VEHICLES FOR TRAVELLING OTHERWISE THAN ON RAILS
  • Information Patent Grant

    Bicycle crank assembly
    • Patent number 9,359,042
    • Issue date Jun 7, 2016
    • Shimano Inc.
    • Tetsu Nonoshita
    • B62 - LAND VEHICLES FOR TRAVELLING OTHERWISE THAN ON RAILS
  • Information Patent Grant

    Bicycle crank assembly
    • Patent number 8,955,410
    • Issue date Feb 17, 2015
    • Shimano Inc.
    • Masahiro Yamanaka
    • B62 - LAND VEHICLES FOR TRAVELLING OTHERWISE THAN ON RAILS
  • Information Patent Grant

    Bicycle axle assembly
    • Patent number 8,721,187
    • Issue date May 13, 2014
    • Shimano Inc.
    • Masahiro Yamanaka
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Grant

    Bicycle crank axle assembly
    • Patent number 8,677,859
    • Issue date Mar 25, 2014
    • Shimano Inc.
    • Masahiro Yamanaka
    • B62 - LAND VEHICLES FOR TRAVELLING OTHERWISE THAN ON RAILS
  • Information Patent Grant

    Bicycle crank assembly
    • Patent number 8,616,085
    • Issue date Dec 31, 2013
    • Shimano Inc.
    • Tetsu Nonoshita
    • B62 - LAND VEHICLES FOR TRAVELLING OTHERWISE THAN ON RAILS
  • Information Patent Grant

    Bicycle crank arm
    • Patent number 8,438,947
    • Issue date May 14, 2013
    • Shimano Inc.
    • Masahiro Yamanaka
    • B62 - LAND VEHICLES FOR TRAVELLING OTHERWISE THAN ON RAILS
  • Information Patent Grant

    Bicycle crank assembly
    • Patent number 8,375,827
    • Issue date Feb 19, 2013
    • Shimano Inc.
    • Eigo Kuroiwa
    • B62 - LAND VEHICLES FOR TRAVELLING OTHERWISE THAN ON RAILS
  • Information Patent Grant

    Bicycle bottom bracket assembly
    • Patent number 8,267,417
    • Issue date Sep 18, 2012
    • Shimano Inc.
    • Masahiro Yamanaka
    • B62 - LAND VEHICLES FOR TRAVELLING OTHERWISE THAN ON RAILS
  • Information Patent Grant

    Bicycle crank assembly
    • Patent number 8,246,064
    • Issue date Aug 21, 2012
    • Shimano Inc.
    • Eigo Kuroiwa
    • B62 - LAND VEHICLES FOR TRAVELLING OTHERWISE THAN ON RAILS
  • Information Patent Grant

    Bicycle crank axle with a radial projection
    • Patent number 7,856,903
    • Issue date Dec 28, 2010
    • Shimano, Inc.
    • Masahiro Yamanaka
    • B62 - LAND VEHICLES FOR TRAVELLING OTHERWISE THAN ON RAILS
  • Information Patent Grant

    Bicycle chainring
    • Patent number 7,686,721
    • Issue date Mar 30, 2010
    • Shimano Inc.
    • Koshi Tabe
    • B62 - LAND VEHICLES FOR TRAVELLING OTHERWISE THAN ON RAILS
  • Information Patent Grant

    Bicycle crank assembly
    • Patent number 7,650,817
    • Issue date Jan 26, 2010
    • Shimano Inc.
    • Shingo Shiraishi
    • B62 - LAND VEHICLES FOR TRAVELLING OTHERWISE THAN ON RAILS
  • Information Patent Grant

    Bicycle shaft component
    • Patent number 7,650,818
    • Issue date Jan 26, 2010
    • Shimano Inc.
    • Hideya Inoue
    • B60 - VEHICLES IN GENERAL
  • Information Patent Grant

    Bicycle crank arm assembly
    • Patent number 7,503,239
    • Issue date Mar 17, 2009
    • Shimano Inc.
    • Masahiro Yamanaka
    • B62 - LAND VEHICLES FOR TRAVELLING OTHERWISE THAN ON RAILS
  • Information Patent Grant

    Bicycle bottom bracket assembly
    • Patent number 7,503,700
    • Issue date Mar 17, 2009
    • Shimano Inc.
    • Masahiro Yamanaka
    • B62 - LAND VEHICLES FOR TRAVELLING OTHERWISE THAN ON RAILS
  • Information Patent Grant

    Bicycle crank assembly
    • Patent number 7,258,041
    • Issue date Aug 21, 2007
    • Shimano Inc.
    • Masahiro Yamanaka
    • B62 - LAND VEHICLES FOR TRAVELLING OTHERWISE THAN ON RAILS
  • Information Patent Grant

    Drive mechanism for a bicycle transmission assist mechanism
    • Patent number 7,240,585
    • Issue date Jul 10, 2007
    • Shimano, Inc.
    • Yoshiaki Nanko
    • B62 - LAND VEHICLES FOR TRAVELLING OTHERWISE THAN ON RAILS
  • Information Patent Grant

    Bicycle crank axle with a radial projection
    • Patent number 7,234,373
    • Issue date Jun 26, 2007
    • Shimano, Inc.
    • Masahiro Yamanaka
    • B62 - LAND VEHICLES FOR TRAVELLING OTHERWISE THAN ON RAILS
  • Information Patent Grant

    Bicycle hub with spacer and detachable freewheel
    • Patent number RE39528
    • Issue date Mar 27, 2007
    • Shimano Inc.
    • Takanori Kanehisa
    • 301 - Land vehicles: wheels and axles
  • Information Patent Grant

    Bicycle crank fixing structure
    • Patent number 7,152,501
    • Issue date Dec 26, 2006
    • Shimano Inc.
    • Masahiro Yamanaka
    • B62 - LAND VEHICLES FOR TRAVELLING OTHERWISE THAN ON RAILS
  • Information Patent Grant

    Apparatus for detecting rotation of a bicycle part
    • Patent number 7,061,228
    • Issue date Jun 13, 2006
    • Shimano, Inc.
    • Tadashi Ichida
    • B62 - LAND VEHICLES FOR TRAVELLING OTHERWISE THAN ON RAILS
  • Information Patent Grant

    Seal assembly for a bicycle bottom bracket
    • Patent number 6,988,427
    • Issue date Jan 24, 2006
    • Shimano, Inc.
    • Masahiro Yamanaka
    • B62 - LAND VEHICLES FOR TRAVELLING OTHERWISE THAN ON RAILS
  • Information Patent Grant

    Bicycle crank axle bolt
    • Patent number 6,938,516
    • Issue date Sep 6, 2005
    • Shimano, Inc.
    • Masahiro Yamanaka
    • B62 - LAND VEHICLES FOR TRAVELLING OTHERWISE THAN ON RAILS
  • Information Patent Grant

    Drive mechanism for a bicycle transmission assist mechanism
    • Patent number 6,860,171
    • Issue date Mar 1, 2005
    • Shimano, Inc.
    • Yoshiaki Nanko
    • B62 - LAND VEHICLES FOR TRAVELLING OTHERWISE THAN ON RAILS
  • Information Patent Grant

    Bicycle crank arm
    • Patent number 6,845,687
    • Issue date Jan 25, 2005
    • Shimano, Inc.
    • Masahiro Yamanaka
    • B62 - LAND VEHICLES FOR TRAVELLING OTHERWISE THAN ON RAILS

Patents Applicationslast 30 patents

  • Information Patent Application

    Bicycle Crank Assembly
    • Publication number 20180170478
    • Publication date Jun 21, 2018
    • Shimano Inc.
    • Takashi FURUYA
    • B62 - LAND VEHICLES FOR TRAVELLING OTHERWISE THAN ON RAILS
  • Information Patent Application

    COMPOSITE BICYCLE COMPONENT, COMPOSITE BICYCLE CRANK ARM, AND METHO...
    • Publication number 20150000459
    • Publication date Jan 1, 2015
    • Shimano Inc.
    • Tetsu NONOSHITA
    • B62 - LAND VEHICLES FOR TRAVELLING OTHERWISE THAN ON RAILS
  • Information Patent Application

    BICYCLE CRANK ARM AND BICYCLE CRANK ASSEMBLY
    • Publication number 20140182413
    • Publication date Jul 3, 2014
    • Shimano Inc.
    • Masahiro YAMANAKA
    • B62 - LAND VEHICLES FOR TRAVELLING OTHERWISE THAN ON RAILS
  • Information Patent Application

    BICYCLE CRANK AXLE ASSEMBLY
    • Publication number 20140144285
    • Publication date May 29, 2014
    • Shimano Inc.
    • Masahiro YAMANAKA
    • B62 - LAND VEHICLES FOR TRAVELLING OTHERWISE THAN ON RAILS
  • Information Patent Application

    BICYCLE CRANK ASSEMBLY
    • Publication number 20140047947
    • Publication date Feb 20, 2014
    • Shimano Inc.
    • Tetsu NONOSHITA
    • B62 - LAND VEHICLES FOR TRAVELLING OTHERWISE THAN ON RAILS
  • Information Patent Application

    BICYCLE CRANK AXLE ASSEMBLY
    • Publication number 20130133477
    • Publication date May 30, 2013
    • Shimano Inc.
    • Masahiro YAMANAKA
    • B62 - LAND VEHICLES FOR TRAVELLING OTHERWISE THAN ON RAILS
  • Information Patent Application

    BICYCLE CRANK ASSEMBLY
    • Publication number 20130091981
    • Publication date Apr 18, 2013
    • Shimano Inc.
    • Masahiro YAMANAKA
    • B62 - LAND VEHICLES FOR TRAVELLING OTHERWISE THAN ON RAILS
  • Information Patent Application

    BICYCLE CRANK ARM
    • Publication number 20130087011
    • Publication date Apr 11, 2013
    • Shimano Inc.
    • Masahiro YAMANAKA
    • B62 - LAND VEHICLES FOR TRAVELLING OTHERWISE THAN ON RAILS
  • Information Patent Application

    BICYCLE CRANK ASSEMBLY
    • Publication number 20120048058
    • Publication date Mar 1, 2012
    • Shimano Inc.
    • Eigo KUROIWA
    • B62 - LAND VEHICLES FOR TRAVELLING OTHERWISE THAN ON RAILS
  • Information Patent Application

    BICYCLE CRANK ASSEMBLY
    • Publication number 20120042746
    • Publication date Feb 23, 2012
    • Shimano Inc.
    • Tetsu NONOSHITA
    • B62 - LAND VEHICLES FOR TRAVELLING OTHERWISE THAN ON RAILS
  • Information Patent Application

    BICYCLE CRANK ASSEMBLY
    • Publication number 20110140390
    • Publication date Jun 16, 2011
    • Shimano Inc.
    • Eigo KUROIWA
    • B62 - LAND VEHICLES FOR TRAVELLING OTHERWISE THAN ON RAILS
  • Information Patent Application

    BICYCLE AXLE ASSEMBLY
    • Publication number 20080247695
    • Publication date Oct 9, 2008
    • Shimano Inc.
    • Masahiro Yamanaka
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Application

    BICYCLE BOTTOM BRACKET HANGER
    • Publication number 20080238028
    • Publication date Oct 2, 2008
    • Shimano Inc.
    • Masahiro Yamanaka
    • B62 - LAND VEHICLES FOR TRAVELLING OTHERWISE THAN ON RAILS
  • Information Patent Application

    BICYCLE SHAFT COMPONENT
    • Publication number 20080238029
    • Publication date Oct 2, 2008
    • Shimano Inc.
    • Hideya INOUE
    • B60 - VEHICLES IN GENERAL
  • Information Patent Application

    Bicycle chain wheel with fastener covers
    • Publication number 20080161146
    • Publication date Jul 3, 2008
    • Shimano Inc.
    • Shingo Shiraishi
    • B62 - LAND VEHICLES FOR TRAVELLING OTHERWISE THAN ON RAILS
  • Information Patent Application

    BICYCLE CHAIN WHEEL WITH FASTENER COVER
    • Publication number 20080161145
    • Publication date Jul 3, 2008
    • Shimano Inc.
    • Shingo SHIRAISHI
    • B62 - LAND VEHICLES FOR TRAVELLING OTHERWISE THAN ON RAILS
  • Information Patent Application

    BICYCLE CRANK AXLE WITH A RADIAL PROJECTION
    • Publication number 20070137428
    • Publication date Jun 21, 2007
    • SHIMANO, INC.
    • MASAHIRO YAMANAKA
    • B62 - LAND VEHICLES FOR TRAVELLING OTHERWISE THAN ON RAILS
  • Information Patent Application

    Bicycle bottom bracket assembly
    • Publication number 20070095164
    • Publication date May 3, 2007
    • Shimano Inc.
    • Masahiro Yamanaka
    • B62 - LAND VEHICLES FOR TRAVELLING OTHERWISE THAN ON RAILS
  • Information Patent Application

    Bicycle crank assembly
    • Publication number 20070062328
    • Publication date Mar 22, 2007
    • Shimano Inc.
    • Shingo Shiraishi
    • B62 - LAND VEHICLES FOR TRAVELLING OTHERWISE THAN ON RAILS
  • Information Patent Application

    Bicycle chainring
    • Publication number 20060258498
    • Publication date Nov 16, 2006
    • Shimano Inc.
    • Koshi Tabe
    • B62 - LAND VEHICLES FOR TRAVELLING OTHERWISE THAN ON RAILS
  • Information Patent Application

    Bicycle crank fixing structure
    • Publication number 20060117905
    • Publication date Jun 8, 2006
    • Shimano Inc.
    • Masahiro Yamanaka
    • B62 - LAND VEHICLES FOR TRAVELLING OTHERWISE THAN ON RAILS
  • Information Patent Application

    Bicycle crank axle assembly
    • Publication number 20060101941
    • Publication date May 18, 2006
    • Shimano Inc.
    • Masahiro Yamanaka
    • B62 - LAND VEHICLES FOR TRAVELLING OTHERWISE THAN ON RAILS
  • Information Patent Application

    Bicycle crank axle with a radial projection
    • Publication number 20050072264
    • Publication date Apr 7, 2005
    • SHIMANO, INC.
    • Masahiro Yamanaka
    • B25 - HAND TOOLS PORTABLE POWER-DRIVEN TOOLS MANIPULATORS
  • Information Patent Application

    Drive mechanism for a bicycle transmission assist mechanism
    • Publication number 20050039570
    • Publication date Feb 24, 2005
    • SHIMANO,INC.
    • Yoshiaki Nanko
    • B62 - LAND VEHICLES FOR TRAVELLING OTHERWISE THAN ON RAILS
  • Information Patent Application

    Bicycle crank assembly
    • Publication number 20040162172
    • Publication date Aug 19, 2004
    • Shimano Inc.
    • Masahiro Yamanaka
    • B62 - LAND VEHICLES FOR TRAVELLING OTHERWISE THAN ON RAILS
  • Information Patent Application

    Bicycle crank axle bolt
    • Publication number 20040154430
    • Publication date Aug 12, 2004
    • SHIMANO, INC.
    • Masahiro Yamanaka
    • B25 - HAND TOOLS PORTABLE POWER-DRIVEN TOOLS MANIPULATORS
  • Information Patent Application

    Bicycle crank arm
    • Publication number 20040154431
    • Publication date Aug 12, 2004
    • SHIMANO, INC.
    • Masahiro Yamanaka
    • B25 - HAND TOOLS PORTABLE POWER-DRIVEN TOOLS MANIPULATORS
  • Information Patent Application

    Tool for a bicycle crank axle bolt
    • Publication number 20040154442
    • Publication date Aug 12, 2004
    • SHIMANO, INC.
    • Masahiro Yamanaka
    • B25 - HAND TOOLS PORTABLE POWER-DRIVEN TOOLS MANIPULATORS
  • Information Patent Application

    Bicycle crank arm assembly
    • Publication number 20040149076
    • Publication date Aug 5, 2004
    • Shimano Inc.
    • Masahiro Yamanaka
    • B62 - LAND VEHICLES FOR TRAVELLING OTHERWISE THAN ON RAILS
  • Information Patent Application

    APPARATUS FOR DETECTING ROTATION OF A BICYCLE PART
    • Publication number 20040113608
    • Publication date Jun 17, 2004
    • SHIMANO, INC.
    • Tadashi Ichida
    • B62 - LAND VEHICLES FOR TRAVELLING OTHERWISE THAN ON RAILS