Inventor · disambiguated record
Hideaki Yagi
Also filed as: YAGI HIDEAKI
14 granted patents·447 citations·filing 1976–2004
94Inventor score
Top patents by PatentIndex Score
14 records- 0185US7077133B2Oxygen enriching apparatus, controller, and recording mediumNGK SPARK PLUG CO·Filed 2001·Granted Jul 18, 2006·123 cites·23 claims
- 0280US6837244B2Oxygen enriching apparatus, controller for the oxygen enriching apparatus, and recording medium for the controllerNGK SPARK PLUG CO·Filed 2001·Granted Jan 4, 2005·87 cites·11 claims
- 0380US4801211AHumidity and dew point detectorNGK SPARK PLUG CO·Filed 1986·Granted Jan 31, 1989·47 cites·8 claims
- 0472US7017575B2Oxygen supply apparatus, controller for the oxygen supply apparatus, and recording medium for the controllerNGK SPARK PLUG CO·Filed 2001·Granted Mar 28, 2006·48 cites·17 claims
- 0568US4075449ASwitch with electroluminescent indicatorNGK SPARK PLUG CO·Filed 1976·Granted Feb 21, 1978·17 cites·13 claims
- 0667US7306657B2Oxygen concentrating apparatusNGK SPARK PLUG CO·Filed 2004·Granted Dec 11, 2007·34 cites·16 claims
- 0760US6453723B1Gas sensor deviceNGK SPARK PLUG CO·Filed 1999·Granted Sep 24, 2002·24 cites·18 claims
- 0860US6007697AMethod for cleaning a limiting current type gas sensorNGK SPARK PLUG CO·Filed 1997·Granted Dec 28, 1999·24 cites·5 claims
- 0956US5348630AMethod of measuring humidity using an electrochemical cellNGK SPARK PLUG CO·Filed 1992·Granted Sep 20, 1994·21 cites·8 claims
- 1040US4737707AHumidity sensorMATSUSHITA ELECTRIC INDUSTRIAL CO LTD·Filed 1985·Granted Apr 12, 1988·10 cites·6 claims
- 1139US6733644B2Gas sensor and gas sensor unitNGK SPARK PLUG CO·Filed 2001·Granted May 11, 2004·0 cites·16 claims
- 1236US6143637AProcess for production of semiconductor device and cleaning device used thereinNEC CORP·Filed 1999·Granted Nov 7, 2000·5 cites·8 claims
- 1335US5281314AMethod of measuring humidity by using an electrochemical cellNGK SPARK PLUG CO·Filed 1991·Granted Jan 25, 1994·6 cites·1 claims
- 1429US7361258B2Sensor element and gas sensorNGK SPARK PLUG CO·Filed 1999·Granted Apr 22, 2008·1 cites·6 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →