Inventor · disambiguated record
Hirohiko Ota
Also filed as: OTA HIROHIKO
5 granted patents·33 citations·filing 1999–2016
75Inventor score
Top patents by PatentIndex Score
5 records- 0184US9500110B2Exhaust purifying apparatus for internal combustion engineTOYOTA MOTOR CO LTD·Filed 2016·Granted Nov 22, 2016·4 cites·12 claims
- 0281US10024259B2Exhaust gas control apparatus and exhaust gas control method for internal combustion engineTOYOTA MOTOR CO LTD·Filed 2016·Granted Jul 17, 2018·3 cites·10 claims
- 0377US9856771B2Exhaust gas control apparatus for internal combustion engineTOYOTA MOTOR CO LTD·Filed 2016·Granted Jan 2, 2018·2 cites·9 claims
- 0454US6270833B1Separator for an alkaline cell and a method of producing the separatorFDK CORP·Filed 1999·Granted Aug 7, 2001·24 cites·5 claims
- 0540US9683473B2Exhaust gas control apparatusTOYOTA MOTOR CO LTD·Filed 2016·Granted Jun 20, 2017·0 cites·6 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →