Inventor · disambiguated record
Edward G. Groff
Also filed as: GROFF EDWARD G · GROFF EDWARD GEORGE
7 granted patents·181 citations·filing 1988–1996
87Inventor score
Files withGEN MOTORS CORP7
Top patents by PatentIndex Score
7 records- 0191US5846157AIntegrated control of a lean burn engine and a continuously variable transmissionGEN MOTORS CORP·Filed 1996·Granted Dec 8, 1998·66 cites·2 claims
- 0275US4903669AMethod and apparatus for closed loop fuel controlGEN MOTORS CORP·Filed 1989·Granted Feb 27, 1990·33 cites·8 claims
- 0373US4987864ATwo cycle engine with valved pressure scavengingGEN MOTORS CORP·Filed 1989·Granted Jan 29, 1991·26 cites·9 claims
- 0458US4955338AEngine and high turbulence piston thereforGEN MOTORS CORP·Filed 1988·Granted Sep 11, 1990·17 cites·9 claims
- 0548US4969330ATwo cycle engine catalytic emission controlGEN MOTORS CORP·Filed 1989·Granted Nov 13, 1990·11 cites·2 claims
- 0639US5237972ATwo-stage cycle engine and combustion chamberGEN MOTORS CORP·Filed 1992·Granted Aug 24, 1993·15 cites·5 claims
- 0738US4993373ASealing shroud port timing valve for two cycle engineGEN MOTORS CORP·Filed 1990·Granted Feb 19, 1991·13 cites·15 claims
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