Inventor · disambiguated record
Michihiro Yamakawa
Also filed as: YAMAKAWA MICHIHIRO
7 granted patents·141 citations·filing 1985–2003
86Inventor score
Top patents by PatentIndex Score
7 records- 0188US6258234B1Air fuel ratio sensorDENSO CORP·Filed 2000·Granted Jul 10, 2001·30 cites·9 claims
- 0281US4569748AOxygen sensorNIPPON DENSO CO·Filed 1985·Granted Feb 11, 1986·48 cites·6 claims
- 0380US5874664AAir fuel ratio sensor and method for assembling the sameDENSO CORP·Filed 1997·Granted Feb 23, 1999·47 cites·24 claims
- 0450US7074309B2Heater-equipped air-fuel ratio sensorDENSO CORP·Filed 2003·Granted Jul 11, 2006·0 cites·10 claims
- 0541US6527928B1Heater-equipped air-fuel ratio sensorDENSO CORP·Filed 1999·Granted Mar 4, 2003·6 cites·29 claims
- 0637US5956841AAssembling method for a heater-equipped air-fuel ratio sensorDENSO CORP·Filed 1997·Granted Sep 28, 1999·4 cites·57 claims
- 0734US5948226AOxygen concentration detectorNIPPON DENSO CO·Filed 1996·Granted Sep 7, 1999·6 cites·27 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →