Individual holder
CUMPSTON EDWARD H
US·8 granted patents·68 citations·filing 1976–1984
Individually held — no corporate assignee on record.
Top patents by PatentIndex Score
8 records- 0175US4042183ARotor for mixer-refiner-reactorCUMPSTON EDWARD H·Filed 1976·Granted Aug 16, 1977·22 cites·17 claims
- 0271US4678127APumped flow attrition disk zoneCUMPSTON EDWARD H·Filed 1984·Granted Jul 7, 1987·15 cites·29 claims
- 0347US4457294AInlet air control for stove or furnaceCUMPSTON EDWARD H·Filed 1982·Granted Jul 3, 1984·10 cites·16 claims
- 0436US4457147ACombination lockCUMPSTON EDWARD H·Filed 1981·Granted Jul 3, 1984·5 cites·25 claims
- 0536US4137092ADispersion or suspension of solid phase in liquid phaseCUMPSTON EDWARD H·Filed 1976·Granted Jan 30, 1979·4 cites·4 claims
- 0635US4515144AHand-fired, solid fuel stoveCUMPSTON EDWARD H·Filed 1983·Granted May 7, 1985·5 cites·15 claims
- 0734US4171071AMetered feeder having a rotary groove and a cooperating scraper for difficult to meter solidsCUMPSTON EDWARD H·Filed 1978·Granted Oct 16, 1979·4 cites·8 claims
- 0833US4020994AMethod of correlating the rotor and stator in a mixer-refiner-reactorCUMPSTON EDWARD H·Filed 1976·Granted May 3, 1977·3 cites·8 claims
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Counts cover granted patents and pending applications in the PatentIndex corpus. How scoring works →