Inventor · disambiguated record
David K. Chen
Also filed as: CHEN DAVID · CHEN DAVID HSEIN-PIN · CHEN DAVID K · CHEN DAVID KWO-SHYONG
15 granted patents·5 pending applications·271 citations·filing 1994–2012
94Inventor score
Top patents by PatentIndex Score
20 records- 0193US7528944B2Methods and systems for detecting pinholes in a film formed on a wafer or for monitoring a thermal process toolKLA TENCOR TECH CORP·Filed 2007·Granted May 5, 2009·28 cites·16 claims
- 0286US6562215B1Planar exhaust sensor element with enhanced geometryDELPHI TECH INC·Filed 2000·Granted May 13, 2003·30 cites·16 claims
- 0384US7048844B2Gas sensor and method for use thereofDELPHI TECH INC·Filed 2002·Granted May 23, 2006·28 cites·15 claims
- 0482US8769935B2System and method for monitoring reductant qualitySHAIKH FURQAN ZAFAR·Filed 2012·Granted Jul 8, 2014·5 cites·14 claims
- 0579US6638416B2Hydrogen sensing processDELPHI TECH INC·Filed 2001·Granted Oct 28, 2003·17 cites·11 claims
- 0677US5909916AMethod of making a catalytic converterGEN MOTORS CORP·Filed 1997·Granted Jun 8, 1999·45 cites·9 claims
- 0775US5467636AFlat plate sensor with a robust package designGEN MOTORS CORP·Filed 1994·Granted Nov 21, 1995·46 cites·4 claims
- 0872US6979892B2Laminated co-fired sandwiched element for non-thermal plasma reactorDELPHI TECH INC·Filed 2002·Granted Dec 27, 2005·11 cites·14 claims
- 0970US7069770B2Ammonia sensor element, heater, and method for making the sameDELPHI TECH INC·Filed 2004·Granted Jul 4, 2006·12 cites·15 claims
- 1065US8141346B2System and method for monitoring reductant qualitySHAIKH FURQAN ZAFAR·Filed 2007·Granted Mar 27, 2012·3 cites·18 claims
- 1164US7279133B2Planar sensor and a method for measuring the temperature of sameDELPHI TECH INC·Filed 2001·Granted Oct 9, 2007·6 cites·4 claims
- 1263US6144015AGlow sensor--ceramic flat plateGEN MOTORS CORP·Filed 1998·Granted Nov 7, 2000·16 cites·9 claims
- 1358US6957564B2Impact protection of an exhaust sensorDELPHI TECH INC·Filed 2003·Granted Oct 25, 2005·7 cites·14 claims
- 1455US6062185AGlow sensor and engine component combinationGEN MOTORS CORP·Filed 1998·Granted May 16, 2000·17 cites·14 claims
- 1552US2009301878A1Ammonia sensor element, method of making thereof, and ammonia sensor derived therefromWANG DA YU·Filed 2008·Application pending·0 cites
- 1651US2006200969A1Ammonia sensor element, heater, and method for making the sameDELPHI TECH INC·Filed 2006·Application pending·0 cites
- 1740US2004011645A1Oxygen sensor and process of useFiled 2002·Application pending·0 cites
- 1837US2006211123A1Sensing element and method of makingKER ERIC L·Filed 2005·Application pending·0 cites
- 1932US2003155656A1Anisotropically conductive filmFiled 2003·Application pending·0 cites
- 2030US7196009B2Lapping carrier, apparatus for lapping a wafer and method of fabricating a lapping carrierSEH AMERICA INC·Filed 2003·Granted Mar 27, 2007·0 cites·10 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →