Inventor · disambiguated record
David H. Edwards
Also filed as: EDWARDS DAVID H · EDWARDS DAVID JR · EDWARDS JR DAVID
9 granted patents·1 pending application·202 citations·filing 1978–2010
90Inventor score
Files withQED ENVIRONMENTAL SYSTEMS INC5US ENERGY2EATON CORP1EDWARDS DAVID H1Q E D ENVIRONMENTAL SYSTEMS IN1
Top patents by PatentIndex Score
10 records- 0193US8756991B2Pneumatic indicator for detecting liquid levelEDWARDS DAVID H·Filed 2010·Granted Jun 24, 2014·39 cites·7 claims
- 0279US4727936ARecovery and control system for leachate collectionQ E D ENVIRONMENTAL SYSTEMS IN·Filed 1986·Granted Mar 1, 1988·61 cites·14 claims
- 0372US5358038AFloat operated pneumatic pumpQED ENVIRONMENTAL SYSTEMS INC·Filed 1993·Granted Oct 25, 1994·23 cites·13 claims
- 0470US6039546AFloat operated pneumatic pump to separate hydrocarbon from waterQED ENVIRONMENTAL SYSTEMS INC·Filed 1997·Granted Mar 21, 2000·30 cites·24 claims
- 0566US5358037AFloat operated pneumatic pumpQED ENVIRONMENTAL SYSTEMS INC·Filed 1993·Granted Oct 25, 1994·19 cites·10 claims
- 0652US5495890AFloat operated pneumatic pumpQED ENVIRONMENTAL SYSTEMS INC·Filed 1994·Granted Mar 5, 1996·10 cites·18 claims
- 0748US2006018776A1Piston pumpQED ENVIRONMENTAL SYSTEMS INC·Filed 2005·Application pending·0 cites
- 0843US4724325AAdhesion cooling for an ion implantation systemEATON CORP·Filed 1986·Granted Feb 9, 1988·12 cites·16 claims
- 0941US4214473AGaseous trace impurity analyzer and methodUS ENERGY·Filed 1978·Granted Jul 29, 1980·8 cites·10 claims
- 1020US4302679AMethod of determining the x-ray limit of an ion gaugeUS ENERGY·Filed 1979·Granted Nov 24, 1981·0 cites·3 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →