Inventor · disambiguated record
Kazuhiro Fujii
Also filed as: FUJII KAZUHIRO
93 granted patents·19 pending applications·1,910 citations·filing 1991–2022
99Inventor score
Top patents by PatentIndex Score
112 records- 0197US7874567B2Bicycle shifting control apparatusSHIMANO KK·Filed 2009·Granted Jan 25, 2011·102 cites·20 claims
- 0297US7442136B2Motorized bicycle derailleur assemblySHIMANO KK·Filed 2005·Granted Oct 28, 2008·59 cites·15 claims
- 0397US7401669B2Battery device of vehicle power supplySANYO ELECTRIC CO·Filed 2005·Granted Jul 22, 2008·68 cites·17 claims
- 0497US7341532B2Electric derailleur motor unitSHIMANO KK·Filed 2004·Granted Mar 11, 2008·76 cites·20 claims
- 0594US10086907B2Bicycle electrical componentSHIMANO KK·Filed 2016·Granted Oct 2, 2018·14 cites·38 claims
- 0694US9616766B2Power source device, vehicle provided with power source device, and power storage deviceSANYO ELECTRIC CO·Filed 2013·Granted Apr 11, 2017·30 cites·15 claims
- 0794US7007785B2Shift and brake control deviceSHIMANO KK·Filed 2005·Granted Mar 7, 2006·27 cites·26 claims
- 0894US6979009B2Motorized bicycle derailleur assemblySHIMANO KK·Filed 2004·Granted Dec 27, 2005·66 cites·20 claims
- 0993US11091226B2Bicycle controller and bicycle control system including bicycle controllerSHIMANO KK·Filed 2020·Granted Aug 17, 2021·2 cites·12 claims
- 1093US10836453B2Bicycle controller and bicycle control system including bicycle controllerSHIMANO KK·Filed 2017·Granted Nov 17, 2020·5 cites·21 claims
- 1193US7779724B2Electrical bicycle shift control deviceSHIMANO KK·Filed 2004·Granted Aug 24, 2010·45 cites·30 claims
- 1293US7503863B2Bicycle derailleur motor unit assemblySHIMANO KK·Filed 2005·Granted Mar 17, 2009·42 cites·19 claims
- 1393US7080723B2Shift and brake control deviceSHIMANO KK·Filed 2005·Granted Jul 25, 2006·25 cites·20 claims
- 1492US8931365B2Bicycle control device for controlling an electric deviceFUJII KAZUHIRO·Filed 2012·Granted Jan 13, 2015·23 cites·16 claims
- 1592US7942768B2Electrically operated derailleur that re-engages a disengaged derailleur force overload clutchSHIMANO KK·Filed 2008·Granted May 17, 2011·42 cites·15 claims
- 1692US7908940B2Bar end electric shifterSHIMANO KK·Filed 2008·Granted Mar 22, 2011·28 cites·10 claims
- 1792US7565848B2Bicycle control deviceSHIMANO KK·Filed 2006·Granted Jul 28, 2009·26 cites·11 claims
- 1891US8282519B2Electric derailleur motor unitICHIDA TADASHI·Filed 2008·Granted Oct 9, 2012·28 cites·11 claims
- 1990US9815522B2Bicycle shifting apparatusSHIMANO KK·Filed 2015·Granted Nov 14, 2017·7 cites·21 claims
- 2090US7703350B2Bicycle control deviceSHIMANO KK·Filed 2006·Granted Apr 27, 2010·22 cites·21 claims
- 2189US8297143B2Electrical bicycle shift control deviceFUJII KAZUHIRO·Filed 2009·Granted Oct 30, 2012·34 cites·14 claims
- 2289US8220679B2Bicycle battery holder assemblyYOSHIDA FUMIAKI·Filed 2006·Granted Jul 17, 2012·27 cites·12 claims
- 2389US6991081B2Shift and break control deviceSHIMANO KK·Filed 2003·Granted Jan 31, 2006·34 cites·46 claims
- 2488US12097928B2Control device for human-powered vehicle, control system for human-powered vehicle, and method for setting control state of control deviceSHIMANO KK·Filed 2021·Granted Sep 24, 2024·2 cites·21 claims
- 2587US7841255B2Electrical bicycle shift control deviceSHIMANO KK·Filed 2008·Granted Nov 30, 2010·14 cites·16 claims
- 2687US7722487B2Front derailleur with mounting fixtureSHIMANO KK·Filed 2006·Granted May 25, 2010·25 cites·12 claims
- 2787US6164421ADisc brake assemblySHIMANO KK·Filed 1998·Granted Dec 26, 2000·39 cites·20 claims
- 2886US9278728B1Bicycle shifting control apparatus and method of controlling derailleurSHIMANO KK·Filed 2014·Granted Mar 8, 2016·19 cites·24 claims
- 2985US7547263B2Apparatus for adjusting a position of a bicycle control deviceSHIMANO KK·Filed 2005·Granted Jun 16, 2009·21 cites·28 claims
- 3085US7285064B2Bicycle gear shifting control apparatusSHIMANO KK·Filed 2005·Granted Oct 23, 2007·26 cites·18 claims
- 3184US7350436B2Electrical bicycle shift control deviceSHIMANO KK·Filed 2004·Granted Apr 1, 2008·23 cites·23 claims
- 3284US7331890B2Motorized front derailleur mounting memberSHIMANO KK·Filed 2004·Granted Feb 19, 2008·34 cites·20 claims
- 3384US7167737B2Heart rate monitoring unitSHIMANO KK·Filed 2005·Granted Jan 23, 2007·41 cites·28 claims
- 3483US7762916B2Front derailleur for bicycleSHIMANO KK·Filed 2005·Granted Jul 27, 2010·19 cites·19 claims
- 3583US7628518B2Bicycle hub with electricity generating mechanism and at least one lampSHIMANO KK·Filed 2004·Granted Dec 8, 2009·29 cites·22 claims
- 3683US7291079B2Motorized front derailleur assembly with saver arrangementSHIMANO KK·Filed 2004·Granted Nov 6, 2007·33 cites·21 claims
- 3782US7614971B2Apparatus for fine tuning a bicycle derailleur positionSHIMANO KK·Filed 2005·Granted Nov 10, 2009·17 cites·44 claims
- 3882US6924569B2Bicycle hub generatorSHIMANO KK·Filed 2004·Granted Aug 2, 2005·28 cites·16 claims
- 3981US7503420B2Bicycle control deviceSHIMANO KK·Filed 2006·Granted Mar 17, 2009·9 cites·19 claims
- 4081US6843741B2Bell crank assembly and mounting bracket for a bicycle hub transmissionSHIMANO KK·Filed 2002·Granted Jan 18, 2005·30 cites·35 claims
- 4181US5846148ABicycle front derailleurSHIMANO KK·Filed 1997·Granted Dec 8, 1998·48 cites·17 claims
- 4280US7651423B2Variable speed drive device for bicycleSHIMANO KK·Filed 2005·Granted Jan 26, 2010·16 cites·7 claims
- 4380US7119668B2Illumination-controlled bicycle devicesSHIMANO KK·Filed 2003·Granted Oct 10, 2006·19 cites·28 claims
- 4479US6443032B1Assisting apparatus for shifting a bicycle transmissionSHIMANO KK·Filed 1999·Granted Sep 3, 2002·47 cites·49 claims
- 4578US10421519B2Bicycle controllerSHIMANO KK·Filed 2017·Granted Sep 24, 2019·3 cites·22 claims
- 4678US7044874B2Bicycle rear derailleurSHIMANO KK·Filed 2002·Granted May 16, 2006·23 cites·72 claims
- 4778US5779581ATop pull front derailleurSHIMANO KK·Filed 1996·Granted Jul 14, 1998·46 cites·10 claims
- 4877US9463845B2Bicycle gear changing control apparatusSHIMANO KK·Filed 2014·Granted Oct 11, 2016·9 cites·11 claims
- 4977US6993995B2Shift positioning device for a bicycle transmissionSHIMANO KK·Filed 2002·Granted Feb 7, 2006·19 cites·26 claims
- 5076US10065706B2Bicycle component fixing structure and bicycle component assemblySHIMANO KK·Filed 2016·Granted Sep 4, 2018·3 cites·28 claims
Showing the top 50 of 112 patent records by PatentIndex Score.
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →