Inventor · disambiguated record
Da Yu Wang
Also filed as: PESCHKE LEGAL REPRESENTATIVE S · WANG DA Y · WANG DA YU
55 granted patents·17 pending applications·929 citations·filing 1985–2017
99Inventor score
Files withDELPHI TECH INC35WANG DA YU11GTE LABORATORIES INC10DELPHI TECH IP LTD4GTE CONTROL DEVICES INC3
Top patents by PatentIndex Score
72 records- 0194US7294252B2NOx sensor and methods of using the sameDELPHI TECH INC·Filed 2006·Granted Nov 13, 2007·27 cites·11 claims
- 0294US6634210B1Particulate sensor systemDELPHI TECH INC·Filed 2002·Granted Oct 21, 2003·166 cites·10 claims
- 0389US6562747B2Gas sensor electrolyteDELPHI TECH INC·Filed 2000·Granted May 13, 2003·37 cites·10 claims
- 0487US6588253B2Fuel volatitlity sensor and method based on capacitance measurementDELPHI TECH INC·Filed 2001·Granted Jul 8, 2003·30 cites·21 claims
- 0586US9823216B2Sensor material and gas sensor element and gas sensor derived therefromDELPHI TECH INC·Filed 2014·Granted Nov 21, 2017·5 cites·8 claims
- 0686US6579435B2Gas sensorDELPHI TECH INC·Filed 2000·Granted Jun 17, 2003·32 cites·6 claims
- 0785US4547281AGas analysis apparatusGTE LABORATORIES INC·Filed 1985·Granted Oct 15, 1985·56 cites·18 claims
- 0884US7048844B2Gas sensor and method for use thereofDELPHI TECH INC·Filed 2002·Granted May 23, 2006·28 cites·15 claims
- 0983US7964072B2Sensor material and gas sensor element and gas sensor derived therefromDELPHI TECH INC·Filed 2008·Granted Jun 21, 2011·6 cites·25 claims
- 1083US7074319B2Ammonia gas sensorsDELPHI TECH INC·Filed 2003·Granted Jul 11, 2006·22 cites·15 claims
- 1183US6579436B2Gas sensor and method of producing the sameDELPHI TECH INC·Filed 2000·Granted Jun 17, 2003·25 cites·14 claims
- 1283US5217588AMethod and apparatus for sensing NOxGTE LABORATORIES INC·Filed 1992·Granted Jun 8, 1993·51 cites·6 claims
- 1381US10634641B2Combination NOx and Oxygen sensor with common gas chamberDELPHI TECH IP LTD·Filed 2017·Granted Apr 28, 2020·2 cites·17 claims
- 1480US8103458B2Exhaust gas sensing system and method for determining concentrations of exhaust gas constituentsWANG DA YU·Filed 2008·Granted Jan 24, 2012·8 cites·4 claims
- 1580US7722749B2Gas sensor and method for forming sameDELPHI TECH INC·Filed 2005·Granted May 25, 2010·7 cites·27 claims
- 1680US6862919B2Ethanol and volatility sensor and fabrication methodDELPHI TECH INC·Filed 2003·Granted Mar 8, 2005·17 cites·28 claims
- 1779US7975537B2Systems and methods for sensing an ammonia concentration in exhaust gasesDELPHI TECH INC·Filed 2008·Granted Jul 12, 2011·6 cites·6 claims
- 1879US6638416B2Hydrogen sensing processDELPHI TECH INC·Filed 2001·Granted Oct 28, 2003·17 cites·11 claims
- 1978US9097192B2Method and apparatus for identifying gas sensor faultsWANG DA YU·Filed 2011·Granted Aug 4, 2015·5 cites·15 claims
- 2078US6781388B2Liquid property sensorDELPHI TECH INC·Filed 2001·Granted Aug 24, 2004·25 cites·17 claims
- 2178US5558752AExhaust gas sensor diagnosticGEN MOTORS CORP·Filed 1995·Granted Sep 24, 1996·51 cites·12 claims
- 2277US7757478B2System and method for monitoring operation of an exhaust gas treatment systemDELPHI TECH INC·Filed 2006·Granted Jul 20, 2010·8 cites·16 claims
- 2376US6638405B2Gas sensor and method of manufacturing the sameDELPHI TECH INC·Filed 2001·Granted Oct 28, 2003·14 cites·20 claims
- 2475US8051700B2Exhaust gas sensor and method for determining concentrations of exhaust gas constituentsDELPHI TECH INC·Filed 2008·Granted Nov 8, 2011·4 cites·6 claims
- 2575US7131766B2Temperature sensor apparatus and methodDELPHI TECH INC·Filed 2003·Granted Nov 7, 2006·17 cites·17 claims
- 2675US6797138B1Gas senior design and method for forming the sameDELPHI TECH INC·Filed 2000·Granted Sep 28, 2004·16 cites·26 claims
- 2773US7828955B2Ammonia gas sensorsDELPHI TECH INC·Filed 2006·Granted Nov 9, 2010·3 cites·38 claims
- 2873US6616820B2Exhaust species sensing method and deviceDELPHI TECH INC·Filed 2000·Granted Sep 9, 2003·13 cites·21 claims
- 2971US9778219B2Electrochemical detection system and method of operationDELPHI TECH INC·Filed 2013·Granted Oct 3, 2017·1 cites·6 claims
- 3068US6746584B1Oxygen sensing deviceDELPHI TECH INC·Filed 1999·Granted Jun 8, 2004·33 cites·46 claims
- 3167US10267761B2Material for sensing electrode of NOX gas sensorDELPHI TECH IP LTD·Filed 2016·Granted Apr 23, 2019·1 cites·20 claims
- 3267US6916384B2Method of treating a gas sensorDELPHI TECH INC·Filed 2001·Granted Jul 12, 2005·7 cites·51 claims
- 3367US6793788B2Method and device for hydrogen and hydrocarbon sensingDELPHI TECH INC·Filed 2002·Granted Sep 21, 2004·7 cites·9 claims
- 3467US5304294AMethod and apparatus for sensing noxGTE LABORATORIES INC·Filed 1992·Granted Apr 19, 1994·25 cites·7 claims
- 3567US4897174AGas sensing apparatusGTE LABORATORIES INC·Filed 1988·Granted Jan 30, 1990·27 cites·7 claims
- 3666US8658013B2Sensor and sensing methodWANG DA YU·Filed 2005·Granted Feb 25, 2014·1 cites·16 claims
- 3765US8626451B2Method and device for characterization and sensing of exhaust gas and control of engines and components for aftertreatment of exhaust gasesWANG DA YU·Filed 2010·Granted Jan 7, 2014·2 cites·7 claims
- 3864US10697926B2Sensor material and gas sensor element and gas sensor derived therefromDELPHI TECH IP LTD·Filed 2017·Granted Jun 30, 2020·0 cites·7 claims
- 3964US7279133B2Planar sensor and a method for measuring the temperature of sameDELPHI TECH INC·Filed 2001·Granted Oct 9, 2007·6 cites·4 claims
- 4064US7244316B2Methods of making gas sensors and sensors formed therefromDELPHI TECH INC·Filed 2003·Granted Jul 17, 2007·5 cites·16 claims
- 4164US5080765AMethod for determining identification and concentration of an atmospheric componentGTE LABORATORIES INC·Filed 1989·Granted Jan 14, 1992·23 cites·6 claims
- 4264US4880519AGas sensor elementGTE LABORATORIES INC·Filed 1988·Granted Nov 14, 1989·23 cites·11 claims
- 4363US6682640B2Co-fired oxygen sensor elementsDELPHI TECH INC·Filed 2002·Granted Jan 27, 2004·4 cites·13 claims
- 4463US5281845APTCR deviceGTE CONTROL DEVICES INC·Filed 1993·Granted Jan 25, 1994·15 cites·1 claims
- 4560US9863907B1Electrochemical detection system and method of operationDELPHI TECH INC·Filed 2017·Granted Jan 9, 2018·0 cites·12 claims
- 4657US7305865B2Hydrocarbon reformer performance sensing systemDELPHI TECH INC·Filed 2004·Granted Dec 11, 2007·2 cites·14 claims
- 4752US2010032292A1Ammonia gas sensorWANG DA YU·Filed 2008·Application pending·0 cites
- 4852US2009301878A1Ammonia sensor element, method of making thereof, and ammonia sensor derived therefromWANG DA YU·Filed 2008·Application pending·0 cites
- 4951US8257575B2Ammonia gas sensors with vanadium-based sensing electrodeWANG DA YU·Filed 2010·Granted Sep 4, 2012·0 cites·21 claims
- 5051US7247271B2Compact ceramic sensor for fuel volatility and oxygenate concentrationDELPHI TECH INC·Filed 2003·Granted Jul 24, 2007·3 cites·4 claims
Showing the top 50 of 72 patent records by PatentIndex Score.
Join the waitlist — get patent alerts
Get an alert when Da Yu Wang files or is granted a new patent.
We store only your email — no account needed. See our privacy policy.
Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →