Inventor · disambiguated record
Tomoyuki Kawahara
Also filed as: KAWAHARA TOMOYUKI
18 granted patents·2 pending applications·435 citations·filing 1997–2024
95Inventor score
Top patents by PatentIndex Score
20 records- 0195USD622661SBattery packHITACHI KOKI KK·Filed 2010·Granted Aug 31, 2010·84 cites·1 claims
- 0292USD675500SPortable electric driverHITACHI KOKI KK·Filed 2011·Granted Feb 5, 2013·50 cites·1 claims
- 0392USD553562SBattery packHITACHI KOKI KK·Filed 2006·Granted Oct 23, 2007·51 cites·1 claims
- 0491USD544436SBattery packHITACHI KOKI KK·Filed 2006·Granted Jun 12, 2007·52 cites·1 claims
- 0589USD585716SPortable electric driverHITACHI KOKI KK·Filed 2008·Granted Feb 3, 2009·40 cites·1 claims
- 0687USD592028SPortable electric hammer drillHITACHI KOKI KK·Filed 2008·Granted May 12, 2009·36 cites·1 claims
- 0787US7039548B2Miter saw for displaying angle of cutter blade cutting workpieceHITACHI KOKI KK·Filed 2004·Granted May 2, 2006·30 cites·41 claims
- 0881US2025040059A1Method for manufacturing multilayer printed wiring board and multilayer printed wiring boardPANASONIC IP MAN CO LTD·Filed 2024·Application pending·0 cites
- 0977US7778796B2Miter saw for displaying angle of cutter blade cutting workpieceHITACHI KOKI KK·Filed 2006·Granted Aug 17, 2010·6 cites·8 claims
- 1076USD591916SEngine blowerHITACHI KOKI KK·Filed 2008·Granted May 5, 2009·21 cites·1 claims
- 1166USD551930SReciprocating sawHITACHI KOKI KK·Filed 2006·Granted Oct 2, 2007·14 cites·1 claims
- 1265US2022408568A1Method for manufacturing multilayer printed wiring board and multilayer printed wiring boardPANASONIC IP MAN CO LTD·Filed 2020·Application pending·0 cites
- 1353USD792182SJig sawHITACHI KOKI KK·Filed 2015·Granted Jul 18, 2017·6 cites·1 claims
- 1452USD623197SEngineHITACHI KOKI KK·Filed 2009·Granted Sep 7, 2010·8 cites·1 claims
- 1549USD618976SNailing machineHITACHI KOKI KK·Filed 2009·Granted Jul 6, 2010·6 cites·1 claims
- 1648US5925403AMethod of coating a copper film on a ceramic substrateMATSUSHITA ELECTRIC WORKS LTD·Filed 1997·Granted Jul 20, 1999·14 cites·11 claims
- 1742USD689432SRechargeable batteryHITACHI KOKI KK·Filed 2013·Granted Sep 10, 2013·4 cites·1 claims
- 1842US6132588AMethod for plating independent conductor circuitMATSUSHITA ELECTRIC WORKS LTD·Filed 1997·Granted Oct 17, 2000·10 cites·18 claims
- 1939USD595552SPortable electric sawHITACHI KOKI KK·Filed 2008·Granted Jul 7, 2009·3 cites·1 claims
- 2029USD678023SPortable planeITOH TAKAFUMI·Filed 2012·Granted Mar 19, 2013·0 cites·1 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →