Inventor · disambiguated record
Yongtie Yan
Also filed as: YAN YONGTIE
9 granted patents·1 pending application·208 citations·filing 1997–2014
90Inventor score
Top patents by PatentIndex Score
10 records- 0182US6787014B2Gas-detecting element and gas-detecting device comprising sameRIKEN KK·Filed 2002·Granted Sep 7, 2004·21 cites·6 claims
- 0280US6673223B2Gas sensing and oxygen pumping device, and apparatus using the sameRIKEN KK·Filed 2001·Granted Jan 6, 2004·18 cites·9 claims
- 0375US6551497B1Measuring NOx concentrationRIKEN KK·Filed 1999·Granted Apr 22, 2003·43 cites·4 claims
- 0473US6319377B1Nitrogen oxide sensorRIKEN KK·Filed 1998·Granted Nov 20, 2001·41 cites·10 claims
- 0573US6303011B1Gas sensorRIKEN KK·Filed 1998·Granted Oct 16, 2001·41 cites·13 claims
- 0668US6413397B2Nitrogen oxide gas sensorRIKEN KK·Filed 2001·Granted Jul 2, 2002·7 cites·11 claims
- 0766US9920836B2Piston ring for internal combustion engineKK RIKEN·Filed 2014·Granted Mar 20, 2018·1 cites·8 claims
- 0864US6274016B1Nitrogen oxide gas sensorRIKEN KK·Filed 1999·Granted Aug 14, 2001·22 cites·10 claims
- 0950US2013323622A1Fuel cellRIKEN KK·Filed 2013·Application pending·0 cites
- 1048US6126902ANOx sensorRIKEN KK·Filed 1997·Granted Oct 3, 2000·14 cites·6 claims
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