Inventor · disambiguated record
Douglas Paul Allard
Also filed as: ALLARD DOUGLAS · ALLARD DOUGLAS P · ALLARD DOUGLAS PAUL
23 granted patents·9 pending applications·752 citations·filing 1983–2021
97Inventor score
Files withKRISTAR ENTPR INC18ALLARD DOUGLAS PAUL7ALLARD DOUGLAS1ALLARD DOUGLAS P1CENTRAL STATES CONCRETE PRODUCTS INC1
Top patents by PatentIndex Score
32 records- 0196US6641335B1Erosion control rollsKRISTAR ENTPR INC·Filed 2000·Granted Nov 4, 2003·71 cites·25 claims
- 0295US6527477B1Erosion control rollsKRISTAR ENTPR INC·Filed 2000·Granted Mar 4, 2003·60 cites·34 claims
- 0394US7182874B2Storm water treatment apparatus employing dual vortex separatorsKRISTAR ENTPR INC·Filed 2005·Granted Feb 27, 2007·46 cites·18 claims
- 0494US6551023B2Soft bodied high capacity catch basin filtration systemKRISTAR ENTPR INC·Filed 2001·Granted Apr 22, 2003·76 cites·17 claims
- 0593US6733209B2Chitosan enhanced erosion control rollsKRISTAR ENTPR INC·Filed 2002·Granted May 11, 2004·51 cites·26 claims
- 0692US6872029B2Hard bodied high capacity catch basin filtration systemKRISTAR ENTPR INC·Filed 2001·Granted Mar 29, 2005·68 cites·15 claims
- 0791US9469981B2Fixture cells for bioretention systemsOLDCASTLE PRECAST INC·Filed 2013·Granted Oct 18, 2016·8 cites·20 claims
- 0890US10253474B2Apparatuses and methods for fiber rollsALLARD DOUGLAS PAUL·Filed 2017·Granted Apr 9, 2019·5 cites·17 claims
- 0990US8911626B2Bioretention system with internal high flow bypassALLARD DOUGLAS PAUL·Filed 2011·Granted Dec 16, 2014·8 cites·55 claims
- 1090US7040838B2High capacity catch basin filtration system with adjustable deflector ringKRISTAR ENTPR INC·Filed 2001·Granted May 9, 2006·58 cites·4 claims
- 1190US6986621B2Trench drain filtration systemKRISTAR ENTPR INC·Filed 2002·Granted Jan 17, 2006·53 cites·11 claims
- 1289US7985335B2Low profile catch basin filterKRISTAR ENTPR INC·Filed 2009·Granted Jul 26, 2011·27 cites·11 claims
- 1389US6905599B2Prefilter for water treatmentKRISTAR ENTPR INC·Filed 2003·Granted Jun 14, 2005·48 cites·18 claims
- 1488US8535533B2Bioretention system with high internal high flow bypassALLARD DOUGLAS·Filed 2010·Granted Sep 17, 2013·22 cites·37 claims
- 1586US7374364B2Trench drain filter assemblyKRISTAR ENTPR INC·Filed 2007·Granted May 20, 2008·12 cites·4 claims
- 1683US9512606B2Bioretention swale overflow filterALLARD DOUGLAS PAUL·Filed 2012·Granted Dec 6, 2016·11 cites·40 claims
- 1783US9506233B2Stormwater treatment system with gutter pan flow diverterKRISTAR ENTPR INC·Filed 2013·Granted Nov 29, 2016·7 cites·45 claims
- 1883US6976808B2Catch basin filtration system will disposable silt/contaminant collectorKRISTAR ENTPR INC·Filed 2002·Granted Dec 20, 2005·32 cites·7 claims
- 1980US6875350B2Chitosan enhanced dewatering bagKRISTAR ENTPR INC·Filed 2002·Granted Apr 5, 2005·27 cites·24 claims
- 2077US9540799B2Modular storm water filtration systemALLARD DOUGLAS PAUL·Filed 2010·Granted Jan 10, 2017·7 cites·49 claims
- 2176US7165913B2Trench drain filter assemblyKRISTAR ENTPR INC·Filed 2005·Granted Jan 23, 2007·12 cites·9 claims
- 2276USD280126SPrecast drain inletCENTRAL STATES CONCRETE PRODUCTS INC·Filed 1983·Granted Aug 13, 1985·21 cites·1 claims
- 2357US2019177945A1Apparatuses and Methods for Fiber RollsALLARD DOUGLAS PAUL·Filed 2019·Application pending·0 cites
- 2455US6241882B1Sump & filter device for drainage inletsKRISTAR ENTPR INC·Filed 1999·Granted Jun 5, 2001·22 cites·26 claims
- 2555US2021368694A1Feeding Apparatuses and Methods for PlantsALLARD DOUGLAS PAUL·Filed 2021·Application pending·0 cites
- 2650US2018160630A1Feeding Apparatuses and Methods for PlantsALLARD DOUGLAS PAUL·Filed 2017·Application pending·0 cites
- 2749US2014105684A1Modular Stormwater Storage SystemKRISTAR ENTPR INC·Filed 2013·Application pending·0 cites
- 2848US2009279953A1Modular underground water management systemsCUDO STORMWATER PRODUCTS INC·Filed 2009·Application pending·0 cites
- 2948US2014042103A1Storm Water Filtration System Using Box CulvertsKRISTAR ENTPR INC·Filed 2013·Application pending·0 cites
- 3046US2005109693A1Downspout filterFiled 2003·Application pending·0 cites
- 3146US2006133897A1Erosion control barrierALLARD DOUGLAS P·Filed 2005·Application pending·0 cites
- 3241US2003141233A1Chitosan coupling with removable lidFiled 2002·Application pending·0 cites
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →