Inventor · disambiguated record
Donald L. Townsend
Also filed as: TOWNSEND DONALD L
9 granted patents·3 pending applications·361 citations·filing 1978–2015
90Inventor score
Files withARVIN IND INC3ADOBEAIR INC2EMERSON ELECTRIC CO2ABOBEAIR INC1ENTPR COFFEE & SUPPLY COMPANY1
Top patents by PatentIndex Score
12 records- 0196US5061405AConstant humidity evaporative wicking filter humidifierEMERSON ELECTRIC CO·Filed 1990·Granted Oct 29, 1991·204 cites·21 claims
- 0296USD256273SPortable electric heaterMC GRAW EDISON CO·Filed 1978·Granted Aug 5, 1980·66 cites·1 claims
- 0378US4873422AWall mounted heater with plug mount and supportARVIN IND INC·Filed 1988·Granted Oct 10, 1989·39 cites·24 claims
- 0470US7220355B2Evaporative cooler pump strainerADOBEAIR INC·Filed 2004·Granted May 22, 2007·14 cites·18 claims
- 0570USD271612SElectric insect killerEMERSON ELECTRIC CO·Filed 1981·Granted Nov 29, 1983·11 cites·1 claims
- 0658US4755653AHeater with alert indicatorARVIN IND INC·Filed 1987·Granted Jul 5, 1988·16 cites·6 claims
- 0749USD265122SPortable electric heaterTOASTMASTER INC·Filed 1979·Granted Jun 22, 1982·4 cites·1 claims
- 0843US2005046050A1Evaporative cooling system with flexible mediaABOBEAIR INC·Filed 2004·Application pending·0 cites
- 0940US2005268636A1Whole building evaporative coolerADOBEAIR INC·Filed 2004·Application pending·0 cites
- 1037US2016116194A1Water saving coolerTOWNSEND DONALD L·Filed 2015·Application pending·0 cites
- 1132US5003162AHeater with alert indicatorARVIN IND INC·Filed 1990·Granted Mar 26, 1991·5 cites·20 claims
- 1228USD282709SCoffee makerENTPR COFFEE & SUPPLY COMPANY·Filed 1983·Granted Feb 25, 1986·2 cites·1 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →