Inventor · disambiguated record
Mark R. Chapman
Also filed as: CHAPMAN MARK · CHAPMAN MARK R
4 granted patents·2 pending applications·36 citations·filing 2003–2008
74Inventor score
Top patents by PatentIndex Score
6 records- 0174US7698795B2Manual clutch assembly and service toolGM GLOBAL TECH OPERATIONS INC·Filed 2007·Granted Apr 20, 2010·11 cites·23 claims
- 0267US7981198B2Overlap zoned electrically heated particulate filterGM GLOBAL TECH OPERATIONS INC·Filed 2008·Granted Jul 19, 2011·3 cites·28 claims
- 0365US8763378B2Electrically heated particulate filter embedded heater designGONZE EUGENE V·Filed 2007·Granted Jul 1, 2014·3 cites·20 claims
- 0452US7464973B1Apparatus for traction control having diamond and carbide enhanced traction surfaces and method of making the sameUS SYNTHETIC CORP·Filed 2003·Granted Dec 16, 2008·19 cites·18 claims
- 0547US2010095657A1Electrically heated diesel particulate filter (dpf)GM GLOBAL TECH OPERATIONS INC·Filed 2008·Application pending·0 cites
- 0635US2010300796A1Vehicle with a variable driver positionPWGK HOLDINGS PTY LTD·Filed 2008·Application pending·0 cites
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →