Inventor · disambiguated record
David R. Lancaster
Also filed as: LANCASTER DAVID R
7 granted patents·164 citations·filing 1980–2008
86Inventor score
Top patents by PatentIndex Score
7 records- 0185US5321231ASystem for supplying power to an electrically heated catalystGEN MOTORS CORP·Filed 1992·Granted Jun 14, 1994·78 cites·26 claims
- 0283US7128035B2Method and apparatus for engine torque disturbance reduction during crankingGEN MOTORS CORP·Filed 2005·Granted Oct 31, 2006·16 cites·19 claims
- 0376US4856834AFire hose gripping device and process for fighting fires in oil refineries and the likeAMOCO CORP·Filed 1987·Granted Aug 15, 1989·32 cites·5 claims
- 0468US4271810ADivided chamber engine with prechamber exhaust recirculationGEN MOTORS CORP·Filed 1980·Granted Jun 9, 1981·23 cites·2 claims
- 0554USD317243SCombined quick release holder and slip resistant grip for fire hosesAMOCO CORP·Filed 1990·Granted Jun 4, 1991·9 cites·1 claims
- 0644USD312377SCombined quick release holder and slip resistant grip for fire hosesAMOCO CORP·Filed 1987·Granted Nov 27, 1990·5 cites·1 claims
- 0737US8103431B2Engine vacuum enhancement in an internal combustion engineLANCASTER DAVID R·Filed 2008·Granted Jan 24, 2012·1 cites·25 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →