Inventor · disambiguated record
Eiji Douba
Also filed as: DOUBA EIJI
5 granted patents·51 citations·filing 1998–2013
76Inventor score
Technology areasB30B
Top patents by PatentIndex Score
5 records- 0194US9423313B2Press machine braking performance verifying apparatusKOMATSU IND CORP·Filed 2013·Granted Aug 23, 2016·17 cites·18 claims
- 0282US6237479B1Servo press controllerKOMATSU MFG CO LTD·Filed 1998·Granted May 29, 2001·31 cites·5 claims
- 0363US9156222B2Press machine and method for detecting top dead center thereofDOUBA EIJI·Filed 2012·Granted Oct 13, 2015·1 cites·2 claims
- 0462US10081150B2Press machine and method for adjusting slide position thereofDOUBA EIJI·Filed 2012·Granted Sep 25, 2018·1 cites·5 claims
- 0555US7832331B2Slide position sensor and press machineKOMATSU MFG CO LTD·Filed 2008·Granted Nov 16, 2010·1 cites·5 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →