Inventor · disambiguated record
Takashi Sumida
Also filed as: SUMIDA TAKASHI
12 granted patents·6 pending applications·171 citations·filing 1984–2022
91Inventor score
Top patents by PatentIndex Score
18 records- 0185US5893527ASingle-reel tape cartridgeHITACHI MAXELL·Filed 1998·Granted Apr 13, 1999·49 cites·2 claims
- 0279US8895089B2Sealed batterySUMIDA TAKASHI·Filed 2011·Granted Nov 25, 2014·4 cites·5 claims
- 0376US6220320B1Pneumatic motorcycle tireBRIDGESTONE CORP·Filed 1998·Granted Apr 24, 2001·38 cites·5 claims
- 0475US8080333B2Battery packAKATSUCHI OSAMU·Filed 2008·Granted Dec 20, 2011·6 cites·9 claims
- 0572US4660784ATap cartridgeHITACHI MAXELL·Filed 1985·Granted Apr 28, 1987·19 cites·8 claims
- 0668US6125012ARecording medium cartridge with a twin-coiled torsional spring-biased shutterHITACHI MAXELL·Filed 1999·Granted Sep 26, 2000·22 cites·7 claims
- 0757US7267626B2Auto tensionerKOYO SEIKO CO·Filed 2002·Granted Sep 11, 2007·8 cites·10 claims
- 0853US4635879ATape cassetteHITACHI MAXELL·Filed 1985·Granted Jan 13, 1987·9 cites·6 claims
- 0952US2022311317A1Stator and method of manufacturing statorHONDA MOTOR CO LTD·Filed 2022·Application pending·0 cites
- 1048US4643304ATape cartridge with extending reference surfacesHITACHI MAXELL·Filed 1984·Granted Feb 17, 1987·6 cites·2 claims
- 1148US2009092860A1Battery packHITACHI MAXELL·Filed 2008·Application pending·0 cites
- 1240US5451007ATape cartridge reel lock mechanismHITACHI MAXELL·Filed 1993·Granted Sep 19, 1995·4 cites·9 claims
- 1340US2007194753A1Battery packHITACHI MAXELL·Filed 2007·Application pending·0 cites
- 1440US2011084470A1Shock absorbing steering apparatusJTEKT CORP·Filed 2009·Application pending·0 cites
- 1535US2010216015A1Battery pack and battery pack manufacturing methodKAMADA TATSUYA·Filed 2010·Application pending·0 cites
- 1634US2008102368A1Battery PackSUMIDA TAKASHI·Filed 2005·Application pending·0 cites
- 1733US5647550ATape cartridge reel lock mechanismHITACHI MAXELL·Filed 1995·Granted Jul 15, 1997·2 cites·14 claims
- 1833US4757957ATape cartridgeHITACHI MAXELL·Filed 1986·Granted Jul 19, 1988·4 cites·3 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →