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Kenji KAMADA

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Patents Grantslast 30 patents

  • Information Patent Grant

    Bicycle sprocket assembly and bicycle sprocket
    • Patent number 11,591,044
    • Issue date Feb 28, 2023
    • Shimano Inc.
    • Kenji Kamada
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Grant

    Suspension control device for a human-powered vehicle
    • Patent number 11,584,473
    • Issue date Feb 21, 2023
    • Shimano Inc.
    • Yasuhiro Tsuchizawa
    • B60 - VEHICLES IN GENERAL
  • Information Patent Grant

    Derailleur for human-powered vehicle
    • Patent number 11,577,803
    • Issue date Feb 14, 2023
    • Shimano Inc.
    • Kenji Kamada
    • B62 - LAND VEHICLES FOR TRAVELLING OTHERWISE THAN ON RAILS
  • Information Patent Grant

    Hub assembly and drive train
    • Patent number 11,440,346
    • Issue date Sep 13, 2022
    • Shimano Inc.
    • Kenji Kamada
    • B60 - VEHICLES IN GENERAL
  • Information Patent Grant

    Bicycle rear sprocket assembly
    • Patent number 11,414,157
    • Issue date Aug 16, 2022
    • Shimano Inc.
    • Azusa Yamazaki
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Grant

    Bicycle sprocket assembly and bicycle drive train
    • Patent number 11,364,971
    • Issue date Jun 21, 2022
    • Shimano Inc.
    • Kenji Kamada
    • B62 - LAND VEHICLES FOR TRAVELLING OTHERWISE THAN ON RAILS
  • Information Patent Grant

    Multiple bicycle sprocket assembly
    • Patent number 11,180,217
    • Issue date Nov 23, 2021
    • Shimano Inc.
    • Koji Tokuyama
    • B62 - LAND VEHICLES FOR TRAVELLING OTHERWISE THAN ON RAILS
  • Information Patent Grant

    Bicycle derailleur
    • Patent number 11,148,755
    • Issue date Oct 19, 2021
    • Shimano Inc.
    • Kenji Kamada
    • B62 - LAND VEHICLES FOR TRAVELLING OTHERWISE THAN ON RAILS
  • Information Patent Grant

    Bicycle seatpost system
    • Patent number 11,066,118
    • Issue date Jul 20, 2021
    • Shimano Inc.
    • Takuya Katsuki
    • B62 - LAND VEHICLES FOR TRAVELLING OTHERWISE THAN ON RAILS
  • Information Patent Grant

    Human-powered vehicle control device
    • Patent number 11,046,392
    • Issue date Jun 29, 2021
    • Shimano Inc.
    • Satoshi Shahana
    • B62 - LAND VEHICLES FOR TRAVELLING OTHERWISE THAN ON RAILS
  • Information Patent Grant

    Bicycle sprocket arrangement
    • Patent number 11,008,065
    • Issue date May 18, 2021
    • Shimano Inc.
    • Kenji Kamada
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Grant

    Bicycle sprocket
    • Patent number 10,865,870
    • Issue date Dec 15, 2020
    • Shimano Inc.
    • Azusa Yamazaki
    • B62 - LAND VEHICLES FOR TRAVELLING OTHERWISE THAN ON RAILS
  • Information Patent Grant

    Bicycle wheel securing device
    • Patent number 10,850,561
    • Issue date Dec 1, 2020
    • Shimano Inc.
    • Kenji Kamada
    • B60 - VEHICLES IN GENERAL
  • Information Patent Grant

    Bicycle sprocket assembly and bicycle drive train
    • Patent number 10,689,067
    • Issue date Jun 23, 2020
    • Shimano Inc.
    • Kenji Kamada
    • B62 - LAND VEHICLES FOR TRAVELLING OTHERWISE THAN ON RAILS
  • Information Patent Grant

    Bicycle crank assembly
    • Patent number 10,625,814
    • Issue date Apr 21, 2020
    • Shimano Inc.
    • Kenji Kamada
    • B62 - LAND VEHICLES FOR TRAVELLING OTHERWISE THAN ON RAILS
  • Information Patent Grant

    Light up-conversion material
    • Patent number 10,604,698
    • Issue date Mar 31, 2020
    • National Institute of Advanced Industrial Science and Technology
    • Kenji Kamada
    • C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...
  • Information Patent Grant

    Bicycle sprocket and bicycle sprocket assembly
    • Patent number 10,584,785
    • Issue date Mar 10, 2020
    • Shimano Inc.
    • Kenji Kamada
    • B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
  • Information Patent Grant

    Bicycle rear sprocket assembly
    • Patent number 10,457,353
    • Issue date Oct 29, 2019
    • Shimano Inc.
    • Kenji Kamada
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Grant

    Bicycle chain
    • Patent number 10,352,397
    • Issue date Jul 16, 2019
    • Shimano Inc.
    • Kenji Kamada
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Grant

    Bicycle hydraulic operating system
    • Patent number 10,183,724
    • Issue date Jan 22, 2019
    • Shimano Inc.
    • Nobukatsu Hara
    • B62 - LAND VEHICLES FOR TRAVELLING OTHERWISE THAN ON RAILS
  • Information Patent Grant

    Bicycle rear sprocket assembly
    • Patent number 10,093,388
    • Issue date Oct 9, 2018
    • Shimano Inc.
    • Kenji Kamada
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Grant

    Multiple bicycle sprocket assembly
    • Patent number 10,059,400
    • Issue date Aug 28, 2018
    • Shimano Inc.
    • Koji Tokuyama
    • B62 - LAND VEHICLES FOR TRAVELLING OTHERWISE THAN ON RAILS
  • Information Patent Grant

    Bicycle rear sprocket assembly and bicycle rear sprocket
    • Patent number 10,053,187
    • Issue date Aug 21, 2018
    • Shimano Inc.
    • Kenji Kamada
    • B62 - LAND VEHICLES FOR TRAVELLING OTHERWISE THAN ON RAILS
  • Information Patent Grant

    Light up-conversion luminescent substance
    • Patent number 9,890,326
    • Issue date Feb 13, 2018
    • National Institute of Advanced Industrial Science and Technology
    • Kenji Kamada
    • C07 - ORGANIC CHEMISTRY
  • Information Patent Grant

    Bicycle sprocket and bicycle crank assembly
    • Patent number 9,631,714
    • Issue date Apr 25, 2017
    • Shimano Inc.
    • Etsuyoshi Watarai
    • B62 - LAND VEHICLES FOR TRAVELLING OTHERWISE THAN ON RAILS
  • Information Patent Grant

    Bicycle sprocket and bicycle crank assembly
    • Patent number 9,540,070
    • Issue date Jan 10, 2017
    • Shimano Inc.
    • Etsuyoshi Watarai
    • B62 - LAND VEHICLES FOR TRAVELLING OTHERWISE THAN ON RAILS
  • Information Patent Grant

    Sprocket support structure
    • Patent number 8,641,151
    • Issue date Feb 4, 2014
    • Shimano Inc.
    • Kenji Kamada
    • B62 - LAND VEHICLES FOR TRAVELLING OTHERWISE THAN ON RAILS
  • Information Patent Grant

    Bicycle sprocket tooth with a shift assist radius greater than a re...
    • Patent number 8,226,511
    • Issue date Jul 24, 2012
    • Shimano, Inc.
    • Kenji Kamada
    • B62 - LAND VEHICLES FOR TRAVELLING OTHERWISE THAN ON RAILS
  • Information Patent Grant

    Bicycle sprocket
    • Patent number 8,177,670
    • Issue date May 15, 2012
    • Shimano Inc.
    • Kenji Kamada
    • B62 - LAND VEHICLES FOR TRAVELLING OTHERWISE THAN ON RAILS
  • Information Patent Grant

    Bicycle sprocket with a laterally projecting gear change tooth
    • Patent number 8,096,908
    • Issue date Jan 17, 2012
    • Shimano, Inc.
    • Toshinari Oishi
    • B62 - LAND VEHICLES FOR TRAVELLING OTHERWISE THAN ON RAILS

Patents Applicationslast 30 patents

  • Information Patent Application

    BICYCLE SPROCKET ASSEMBLY AND BICYCLE SPROCKET
    • Publication number 20220063760
    • Publication date Mar 3, 2022
    • Shimano Inc.
    • Kenji KAMADA
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Application

    DERAILLEUR FOR HUMAN-POWERED VEHICLE
    • Publication number 20210155317
    • Publication date May 27, 2021
    • Shimano Inc.
    • Kenji KAMADA
    • B62 - LAND VEHICLES FOR TRAVELLING OTHERWISE THAN ON RAILS
  • Information Patent Application

    HUB ASSEMBLY AND DRIVE TRAIN
    • Publication number 20200223255
    • Publication date Jul 16, 2020
    • Shimano Inc.
    • Kenji KAMADA
    • B60 - VEHICLES IN GENERAL
  • Information Patent Application

    BICYCLE SPROCKET ARRANGEMENT
    • Publication number 20200140033
    • Publication date May 7, 2020
    • Shimano Inc.
    • Kenji Kamada
    • B62 - LAND VEHICLES FOR TRAVELLING OTHERWISE THAN ON RAILS
  • Information Patent Application

    SUSPENSION CONTROL DEVICE FOR A HUMAN-POWERED VEHICLE
    • Publication number 20200023703
    • Publication date Jan 23, 2020
    • Shimano Inc.
    • Yasuhiro TSUCHIZAWA
    • B60 - VEHICLES IN GENERAL
  • Information Patent Application

    BICYCLE DERAILLEUR
    • Publication number 20200017169
    • Publication date Jan 16, 2020
    • Shimano Inc.
    • Kenji KAMADA
    • B62 - LAND VEHICLES FOR TRAVELLING OTHERWISE THAN ON RAILS
  • Information Patent Application

    BICYCLE SPROCKET
    • Publication number 20200011408
    • Publication date Jan 9, 2020
    • Shimano Inc.
    • Azusa Yamazaki
    • B62 - LAND VEHICLES FOR TRAVELLING OTHERWISE THAN ON RAILS
  • Information Patent Application

    HUMAN-POWERED VEHICLE CONTROL DEVICE
    • Publication number 20190300119
    • Publication date Oct 3, 2019
    • Shimano Inc.
    • Satoshi SHAHANA
    • B62 - LAND VEHICLES FOR TRAVELLING OTHERWISE THAN ON RAILS
  • Information Patent Application

    BICYCLE REAR SPROCKET ASSEMBLY
    • Publication number 20190300109
    • Publication date Oct 3, 2019
    • Shimano Inc.
    • Azusa Yamazaki
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Application

    BICYCLE SEATPOST SYSTEM
    • Publication number 20190233040
    • Publication date Aug 1, 2019
    • Shimano Inc.
    • Takuya KATSUKI
    • B62 - LAND VEHICLES FOR TRAVELLING OTHERWISE THAN ON RAILS
  • Information Patent Application

    BICYCLE SPROCKET ASSEMBLY AND BICYCLE DRIVE TRAIN
    • Publication number 20190031288
    • Publication date Jan 31, 2019
    • Shimano Inc.
    • Kenji KAMADA
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Application

    MULTIPLE BICYCLE SPROCKET ASSEMBLY
    • Publication number 20180290711
    • Publication date Oct 11, 2018
    • Shimano Inc.
    • Koji TOKUYAMA
    • B62 - LAND VEHICLES FOR TRAVELLING OTHERWISE THAN ON RAILS
  • Information Patent Application

    BICYCLE SPROCKET ASSEMBLY AND BICYCLE DRIVE TRAIN
    • Publication number 20180251189
    • Publication date Sep 6, 2018
    • Shimano Inc.
    • Kenji KAMADA
    • B62 - LAND VEHICLES FOR TRAVELLING OTHERWISE THAN ON RAILS
  • Information Patent Application

    BICYCLE CHAIN
    • Publication number 20180252294
    • Publication date Sep 6, 2018
    • Shimano Inc.
    • Kenji KAMADA
    • B62 - LAND VEHICLES FOR TRAVELLING OTHERWISE THAN ON RAILS
  • Information Patent Application

    BICYCLE HYDRAULIC OPERATING SYSTEM
    • Publication number 20180141612
    • Publication date May 24, 2018
    • Shimano Inc.
    • Nobukatsu HARA
    • B62 - LAND VEHICLES FOR TRAVELLING OTHERWISE THAN ON RAILS
  • Information Patent Application

    BICYCLE REAR SPROCKET ASSEMBLY
    • Publication number 20180099725
    • Publication date Apr 12, 2018
    • Shimano Inc.
    • Kenji KAMADA
    • B62 - LAND VEHICLES FOR TRAVELLING OTHERWISE THAN ON RAILS
  • Information Patent Application

    BICYCLE WHEEL SECURING DEVICE
    • Publication number 20180029411
    • Publication date Feb 1, 2018
    • Shimano Inc.
    • Kenji KAMADA
    • B60 - VEHICLES IN GENERAL
  • Information Patent Application

    BICYCLE REAR SPROCKET ASSEMBLY AND BICYCLE REAR SPROCKET
    • Publication number 20180009505
    • Publication date Jan 11, 2018
    • Shimano Inc.
    • Kenji KAMADA
    • B62 - LAND VEHICLES FOR TRAVELLING OTHERWISE THAN ON RAILS
  • Information Patent Application

    BICYCLE SPROCKET AND BICYCLE SPROCKET ASSEMBLY
    • Publication number 20170370458
    • Publication date Dec 28, 2017
    • Shimano Inc.
    • Kenji KAMADA
    • B62 - LAND VEHICLES FOR TRAVELLING OTHERWISE THAN ON RAILS
  • Information Patent Application

    BICYCLE REAR SPROCKET ASSEMBLY
    • Publication number 20170369124
    • Publication date Dec 28, 2017
    • Shimano Inc.
    • Kenji KAMADA
    • B62 - LAND VEHICLES FOR TRAVELLING OTHERWISE THAN ON RAILS
  • Information Patent Application

    LIGHT UP-CONVERSION MATERIAL
    • Publication number 20170267922
    • Publication date Sep 21, 2017
    • NATIONAL INSTITUTE OF ADVANCED INDUSTRIAL SCIENCE AND TECHNOLOGY
    • Kenji KAMADA
    • C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...
  • Information Patent Application

    BICYCLE CRANK ASSEMBLY
    • Publication number 20160368561
    • Publication date Dec 22, 2016
    • Shimano Inc.
    • Kenji Kamada
    • B62 - LAND VEHICLES FOR TRAVELLING OTHERWISE THAN ON RAILS
  • Information Patent Application

    BICYCLE SPROCKET AND BICYCLE CRANK ASSEMBLY
    • Publication number 20160347409
    • Publication date Dec 1, 2016
    • Shimano Inc.
    • Etsuyoshi WATARAI
    • B62 - LAND VEHICLES FOR TRAVELLING OTHERWISE THAN ON RAILS
  • Information Patent Application

    BICYCLE SPROCKET AND BICYCLE CRANK ASSEMBLY
    • Publication number 20160280325
    • Publication date Sep 29, 2016
    • Shimano Inc.
    • Etsuyoshi WATARAI
    • B62 - LAND VEHICLES FOR TRAVELLING OTHERWISE THAN ON RAILS
  • Information Patent Application

    MULTIPLE BICYCLE SPROCKET ASSEMBLY
    • Publication number 20160167737
    • Publication date Jun 16, 2016
    • Shimano Inc.
    • Koji TOKUYAMA
    • B62 - LAND VEHICLES FOR TRAVELLING OTHERWISE THAN ON RAILS
  • Information Patent Application

    LIGHT UP-CONVERSION LUMINESCENT SUBSTANCE
    • Publication number 20160053168
    • Publication date Feb 25, 2016
    • NATIONAL INSTITUTE OF ADVANCED INDUSTRIAL SCIENCE AND TECHNOLOGY
    • Kenji KAMADA
    • C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...
  • Information Patent Application

    BICYCLE PEDAL
    • Publication number 20120132030
    • Publication date May 31, 2012
    • Shimano Inc.
    • Kenji KAMADA
    • B62 - LAND VEHICLES FOR TRAVELLING OTHERWISE THAN ON RAILS
  • Information Patent Application

    SPROCKET SUPPORT STRUCTURE
    • Publication number 20120119565
    • Publication date May 17, 2012
    • Shimano Inc.
    • Kenji Kamada
    • B62 - LAND VEHICLES FOR TRAVELLING OTHERWISE THAN ON RAILS
  • Information Patent Application

    BICYCLE SPROCKET
    • Publication number 20110053721
    • Publication date Mar 3, 2011
    • Shimano Inc.
    • Kenji Kamada
    • B62 - LAND VEHICLES FOR TRAVELLING OTHERWISE THAN ON RAILS
  • Information Patent Application

    BICYCLE REAR SPROCKET ASSEMBLY
    • Publication number 20090098966
    • Publication date Apr 16, 2009
    • Shimano Inc.
    • Kenji Kamada
    • B62 - LAND VEHICLES FOR TRAVELLING OTHERWISE THAN ON RAILS