Inventor · disambiguated record
Shi-Wai S. Cheng
Also filed as: CHENG SHI · CHENG SHI-WAI S
16 granted patents·5 pending applications·332 citations·filing 1989–2024
94Inventor score
Files withGEN MOTORS CORP7GM GLOBAL TECH OPERATIONS INC7CHENG SHI1MICROSOFT TECHNOLOGY LICENSING LLC1NANJING UNIVERSITY OF TECHNOLOGY1
Top patents by PatentIndex Score
21 records- 0196US7334401B2Apparatus for sensing particulates in a gas flow streamGM GLOBAL TECH OPERATIONS INC·Filed 2006·Granted Feb 26, 2008·33 cites·15 claims
- 0293US6835224B2Open end diesel particulate trapGEN MOTORS CORP·Filed 2003·Granted Dec 28, 2004·58 cites·18 claims
- 0389US7524360B2Method and apparatus for filtering exhaust particulatesGM GLOBAL TECH OPERATIONS INC·Filed 2005·Granted Apr 28, 2009·17 cites·20 claims
- 0488US8713914B2Method and apparatus for monitoring a hydrocarbon-selective catalytic reduction deviceSCHMIEG STEVEN J·Filed 2009·Granted May 6, 2014·18 cites·11 claims
- 0588US6770252B2Rolling regeneration diesel particulate trapGEN MOTORS CORP·Filed 2001·Granted Aug 3, 2004·41 cites·21 claims
- 0687US8669834B2Substrate integrated waveguideCHENG SHI·Filed 2009·Granted Mar 11, 2014·29 cites·23 claims
- 0786US8011177B2Exhaust particulate filterGM GLOBAL TECH OPERATIONS INC·Filed 2007·Granted Sep 6, 2011·13 cites·20 claims
- 0886US7152396B2Reductant distributor for lean NOx trapGEN MOTORS CORP·Filed 2004·Granted Dec 26, 2006·50 cites·16 claims
- 0984US4924829AApparatus for torch jet assisted spark ignitionGEN MOTORS CORP·Filed 1989·Granted May 15, 1990·38 cites·12 claims
- 1079US11567043B2Organic carbon detector for liquid chromatography and use thereofNANJING UNIVERSITY OF TECHNOLOGY·Filed 2019·Granted Jan 31, 2023·2 cites·18 claims
- 1169US6764532B1Method and apparatus for filtering exhaust particulatesGEN MOTORS CORP·Filed 2003·Granted Jul 20, 2004·14 cites·18 claims
- 1262US7716921B2Exhaust particulate filterGM GLOBAL TECH OPERATIONS INC·Filed 2006·Granted May 18, 2010·2 cites·20 claims
- 1362US2025043378A1High-strength steel with excellent neutral aqueous medium corrosion resistance as well as preparation method and application thereofUNIV WUHAN SCIENCE & TECH·Filed 2024·Application pending·0 cites
- 1457US6837201B1Apparatus and method for lessening the accumulation of high boiling fraction from fuel in intake valves of combustion enginesGEN MOTORS CORP·Filed 2003·Granted Jan 4, 2005·7 cites·15 claims
- 1556US8043572B2Rolling regeneration diesel particulate trapGM GLOBAL TECH OPERATIONS INC·Filed 2004·Granted Oct 25, 2011·5 cites·23 claims
- 1653US8186151B2Method to monitor HC-SCR catalyst NOx reduction performance for lean exhaust applicationsVIOLA MICHAEL B·Filed 2009·Granted May 29, 2012·4 cites·16 claims
- 1749US2025247303A1Cloud architectMICROSOFT TECHNOLOGY LICENSING LLC·Filed 2024·Application pending·0 cites
- 1846US2011041482A1Method and apparatus for exhaust aftertreatment of an internal combustion engineGM GLOBAL TECH OPERATIONS INC·Filed 2009·Application pending·0 cites
- 1943US2005050870A1Method and apparatus for filtering exhaust particulatesFiled 2003·Application pending·0 cites
- 2041US2009095247A1Intake valve for lessening accumulation of high boiling fraction from fuelGM GLOBAL TECH OPERATIONS INC·Filed 2007·Application pending·0 cites
- 2140US7104238B2Apparatus and method for lessening the accumulation of high boiling fraction from fuel in intake valves of combustion enginesGEN MOTORS CORP·Filed 2003·Granted Sep 12, 2006·1 cites·15 claims
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