Inventor · disambiguated record
Donavan J. Allen
Also filed as: ALLEN DONAVAN J
12 granted patents·3 pending applications·358 citations·filing 1977–2013
93Inventor score
Top patents by PatentIndex Score
15 records- 0195US5956863AHair dryer apparatus and methodFiled 1999·Granted Sep 28, 1999·90 cites·28 claims
- 0292US4148155ASystem and apparatus for automatically feeding plantsALLEN DONAVAN J·Filed 1977·Granted Apr 10, 1979·64 cites·5 claims
- 0391US9326484B2Fluid cleaning deviceALLEN DONAVAN J·Filed 2012·Granted May 3, 2016·16 cites·17 claims
- 0484US7788765B2Air recirculating surface cleaning deviceALLEN DONAVAN J·Filed 2007·Granted Sep 7, 2010·13 cites·14 claims
- 0583US4248013AHydroponic bedding tray apparatusALLEN DONAVAN J·Filed 1979·Granted Feb 3, 1981·28 cites·9 claims
- 0673US6725500B2Air recirculating surface cleaning deviceVORTEX L L C·Filed 2001·Granted Apr 27, 2004·28 cites·19 claims
- 0768US4991314AFluid flow apparatus and processTORUS CORP·Filed 1989·Granted Feb 12, 1991·35 cites·9 claims
- 0865US4836702ACleaning device for paint brushes and rollersTORUS CORP·Filed 1987·Granted Jun 6, 1989·32 cites·4 claims
- 0959US4928402AFluid flow apparatus and processTORUS CORP·Filed 1989·Granted May 29, 1990·24 cites·15 claims
- 1051US4815230ACricket dispenserALLEN DONAVAN J·Filed 1988·Granted Mar 28, 1989·14 cites·3 claims
- 1149US9144359B2Carpet cleaning deviceGEBHARD ALBERT W·Filed 2013·Granted Sep 29, 2015·0 cites·4 claims
- 1245US2004134024A1Air recirculating surface cleaning deviceFiled 2003·Application pending·0 cites
- 1342US2012023697A1Vacuum attachment assemblyGEBHARD ALBERT W·Filed 2011·Application pending·0 cites
- 1440US5511841AGolf ball retriever device and method of using sameFiled 1994·Granted Apr 30, 1996·14 cites·15 claims
- 1540US2005217065A1Air recirculating surface cleaning deviceALLEN DONAVAN J·Filed 2003·Application pending·0 cites
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →