Inventor · disambiguated record
Tatsuya Okumura
Also filed as: OKUMURA TATSUYA
13 granted patents·1 pending application·113 citations·filing 1990–2024
91Inventor score
Top patents by PatentIndex Score
14 records- 0189US7415877B2Gas sensorNGK SPARK PLUG CO·Filed 2005·Granted Aug 26, 2008·16 cites·10 claims
- 0286US10876995B2Manufacturing method of gas sensorNGK SPARK PLUG CO·Filed 2018·Granted Dec 29, 2020·2 cites·6 claims
- 0385US7758736B2Gas sensorNGK SPARK PLUG CO·Filed 2007·Granted Jul 20, 2010·11 cites·12 claims
- 0473US9151728B2Gas sensorKATO HIDEKAZU·Filed 2011·Granted Oct 6, 2015·3 cites·9 claims
- 0571US12480619B2Filling nozzleTATSUNO CORP·Filed 2024·Granted Nov 25, 2025·0 cites·9 claims
- 0667US11467121B2Manufacturing method of gas sensorNGK SPARK PLUG CO·Filed 2020·Granted Oct 11, 2022·0 cites·6 claims
- 0765US2024328548A1Filling nozzle support structureTATSUNO CORP·Filed 2024·Application pending·0 cites
- 0861US5679226AOxygen sensorNGK SPARK PLUG CO·Filed 1995·Granted Oct 21, 1997·26 cites·3 claims
- 0957US7542847B2Map display deviceDENSO CORP·Filed 2006·Granted Jun 2, 2009·2 cites·16 claims
- 1057US7371092B2Waterproof connector with a filter impermeable to liquid but permeable to air and a seal member impermeable to both liquid and airNGK SPARK PLUG CO·Filed 2007·Granted May 13, 2008·6 cites·9 claims
- 1155US5330582AMethod for cleaning rosin-base solder fluxARAKAWA CHEM IND·Filed 1993·Granted Jul 19, 1994·17 cites·15 claims
- 1252US5256209AMethod for cleaning rosin-base solder fluxARAKAWA CHEM IND·Filed 1991·Granted Oct 26, 1993·16 cites·10 claims
- 1344US6034183APolymer having quaternary ammonium groups and process for the production thereofARAKAWA CHEM IND·Filed 1998·Granted Mar 7, 2000·9 cites·17 claims
- 1435US5096504ACleaning agent for rosin-base solder fluxARAKAWA CHEM IND·Filed 1990·Granted Mar 17, 1992·5 cites·9 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →