Inventor · disambiguated record
Masahiro Hamaya
Also filed as: HAMAYA MASAHIRO
13 granted patents·383 citations·filing 1981–1998
94Inventor score
Top patents by PatentIndex Score
13 records- 0188US5573650AGas sensorNIPPON DENSO CO·Filed 1994·Granted Nov 12, 1996·80 cites·12 claims
- 0280US6068746AOxygen sensor having a solid electrolyte applicable to an internal combustion engineDENSO CORP·Filed 1997·Granted May 30, 2000·51 cites·20 claims
- 0376US5762771AAir-fuel ratio sensorDENSO CORP·Filed 1997·Granted Jun 9, 1998·49 cites·18 claims
- 0467US5900129AOxygen concentration sensorNIPPON DENSO CO·Filed 1996·Granted May 4, 1999·30 cites·25 claims
- 0566US5969229ALead wire for sensorNIPPON DENSO CO·Filed 1996·Granted Oct 19, 1999·25 cites·6 claims
- 0665US4362609AOxygen concentration sensorNIPPON DENSO CO·Filed 1981·Granted Dec 7, 1982·21 cites·9 claims
- 0762US5556526AGas sensor having enhanced external connectivity characteristicsNIPPON DENSO CO·Filed 1995·Granted Sep 17, 1996·25 cites·15 claims
- 0859US5800689AOxygen concentration detectorNIPPON DENSO CO·Filed 1996·Granted Sep 1, 1998·22 cites·16 claims
- 0958US5874663AWaterproof structure for an air-fuel ratio sensorDENSO CORP·Filed 1997·Granted Feb 23, 1999·21 cites·7 claims
- 1055US6036829AOxygen sensorDENSO CORP·Filed 1998·Granted Mar 14, 2000·18 cites·5 claims
- 1150US5545377ACatalyst degradation detecting apparatusNIPPON DENSO CO·Filed 1995·Granted Aug 13, 1996·21 cites·22 claims
- 1245US6432289B1Oxygen concentration detectorDENSO CORP·Filed 1996·Granted Aug 13, 2002·11 cites·11 claims
- 1343US5859361AAir fuel ratio sensor and a method for making the sameDENSO CORP·Filed 1997·Granted Jan 12, 1999·9 cites·7 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →