Inventor · disambiguated record
Kou Sugawara
Also filed as: SUGAWARA KOU
6 granted patents·3 pending applications·10 citations·filing 2009–2019
76Inventor score
Top patents by PatentIndex Score
9 records- 0186US9011569B2Particulate filterOTSUKI HIROSHI·Filed 2012·Granted Apr 21, 2015·5 cites·6 claims
- 0281US11118495B2Exhaust gas-purifying system and automotive vehicleCATALER CORP·Filed 2019·Granted Sep 14, 2021·2 cites·12 claims
- 0381US9080480B2Exhaust purification system for internal combustion engineOTSUKI HIROSHI·Filed 2012·Granted Jul 14, 2015·3 cites·17 claims
- 0457US9057299B2Exhaust purification system for internal combustion engineOTSUKI HIROSHI·Filed 2012·Granted Jun 16, 2015·0 cites·19 claims
- 0557US9057298B2Exhaust purification system for internal combustion engineOTSUKI HIROSHI·Filed 2012·Granted Jun 16, 2015·0 cites·16 claims
- 0657US8778053B2Method of removing ash from particulate filterOTSUKI HIROSHI·Filed 2012·Granted Jul 15, 2014·0 cites·7 claims
- 0743US2012240561A1Exhaust purification system of internal combustion engineSOBUE YUICHI·Filed 2009·Application pending·0 cites
- 0839US2013287638A1Exhaust purification system of internal combustion engineSUGAWARA KOU·Filed 2011·Application pending·0 cites
- 0937US2013034469A1Control system of internal combustion engineTOYOTA MOTOR CO LTD·Filed 2010·Application pending·0 cites
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →