Inventor · disambiguated record
Kazuhiko Sugawara
Also filed as: SUGAWARA KAZUHIKO
3 granted patents·8 citations·filing 1997–2014
56Inventor score
Top patents by PatentIndex Score
3 records- 0149US9970368B2EGR control device and EGR control methodNISSAN MOTOR·Filed 2014·Granted May 15, 2018·0 cites·11 claims
- 0247US10100759B2Exhaust gas recirculation control device and exhaust gas recirculation control methodNISSAN MOTOR·Filed 2014·Granted Oct 16, 2018·0 cites·3 claims
- 0338US6077582AOptical disc, process for producing the optical disc and its manufacturing apparatusKAO CORP·Filed 1997·Granted Jun 20, 2000·8 cites·15 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →