Inventor · disambiguated record
Takuji Tatsumi
Also filed as: TATSUMI TAKUJI
6 granted patents·2 pending applications·122 citations·filing 2003–2008
84Inventor score
Files withSHIMANO KK8
Top patents by PatentIndex Score
8 records- 0187US7650817B2Bicycle crank assemblySHIMANO KK·Filed 2006·Granted Jan 26, 2010·27 cites·20 claims
- 0284US7351171B2Bicycle hub outer and bicycle hubSHIMANO KK·Filed 2004·Granted Apr 1, 2008·38 cites·20 claims
- 0384US6886894B2Bicycle hub axleSHIMANO KK·Filed 2003·Granted May 3, 2005·37 cites·38 claims
- 0460US7080848B2Bicycle head cap unitSHIMANO KK·Filed 2003·Granted Jul 25, 2006·10 cites·24 claims
- 0560US6976791B2Bearing apparatus for a bicycle hubSHIMANO KK·Filed 2003·Granted Dec 20, 2005·9 cites·20 claims
- 0652US7874885B2Rowing boat foot support assemblySHIMANO KK·Filed 2008·Granted Jan 25, 2011·1 cites·35 claims
- 0743US2006112780A1Bicycle crank axle bearing assemblySHIMANO KK·Filed 2005·Application pending·0 cites
- 0840US2005197222A1Front derailleur motor unit assemblySHIMANO KK·Filed 2004·Application pending·0 cites
Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →