Inventor · disambiguated record
J. Tad Heyman
Also filed as: HEYMAN J T · HEYMAN J TAD
42 granted patents·8 pending applications·941 citations·filing 1987–2011
98Inventor score
Top patents by PatentIndex Score
50 records- 0194US6530722B1Drain sealing deviceFiled 2001·Granted Mar 11, 2003·64 cites·26 claims
- 0293US8715491B2Storm drain catch basin filter with sampling portSHAW MARK D·Filed 2011·Granted May 6, 2014·10 cites·20 claims
- 0393US5429437ACollapsible, self-expanding liquid containerULTRATECH INT INC·Filed 1994·Granted Jul 4, 1995·88 cites·8 claims
- 0491US7879233B2Drain grate filter assembly with compressible anchorsSHAW MARK D·Filed 2006·Granted Feb 1, 2011·30 cites·4 claims
- 0591US5891223AMulti-stage vent filterULTRATECH INT INC·Filed 1997·Granted Apr 6, 1999·93 cites·12 claims
- 0690US8002977B2Storm drain anchored grate coverSHAW MARK D·Filed 2011·Granted Aug 23, 2011·18 cites·18 claims
- 0788US6811708B2Curb guard filterULTRATECH INT INC·Filed 2003·Granted Nov 2, 2004·46 cites·18 claims
- 0888US6173856B1Spill containment panULTRATECH INT INC·Filed 2000·Granted Jan 16, 2001·33 cites·28 claims
- 0988US5924461ALiquid containment apparatus with flexible side wallULTRATECH INT INC·Filed 1997·Granted Jul 20, 1999·56 cites·14 claims
- 1087US7563364B2Curb inlet filterSHAW MARK D·Filed 2007·Granted Jul 21, 2009·13 cites·20 claims
- 1184US5096083APolyethylene shipping drumESSEF CORP·Filed 1990·Granted Mar 17, 1992·71 cites·19 claims
- 1283US7674071B2Method of beach renourishment using sand-entrapping wattlesULTRATECH INT INC·Filed 2007·Granted Mar 9, 2010·11 cites·20 claims
- 1382US6092686ACollapsible liquid containment deviceULTRATECH INT INC·Filed 1999·Granted Jul 25, 2000·51 cites·11 claims
- 1477US8721878B2Apparatus and method for recovery of sub-surface oil pollutionSHAW MARK D·Filed 2011·Granted May 13, 2014·2 cites·19 claims
- 1576US7950706B2Magnetic bumper guardSHAW MARK D·Filed 2009·Granted May 31, 2011·14 cites·16 claims
- 1676US4708258ASalvage drumBONDICO INC·Filed 1987·Granted Nov 24, 1987·47 cites·18 claims
- 1775US7404892B2Storm water catch basin filter comprising an anti-microbial agentULTRA TECH INTERNATIONAL INC·Filed 2006·Granted Jul 29, 2008·16 cites·25 claims
- 1873US7887257B2Drain sealing deviceSHAW MARK D·Filed 2006·Granted Feb 15, 2011·10 cites·24 claims
- 1973US7828967B2Water purification systemSHAW MARK D·Filed 2006·Granted Nov 9, 2010·3 cites·6 claims
- 2072US6838617B2Macroencapsulation container having both releasable and permanent sealing meansULTRATECH INT INC·Filed 2003·Granted Jan 4, 2005·14 cites·52 claims
- 2171US7073800B2Child carrier attachment for shopping cartsSHAW MARK D·Filed 2004·Granted Jul 11, 2006·20 cites·34 claims
- 2271US5117878ADrainfield funnelSHAW MARK D·Filed 1991·Granted Jun 2, 1992·30 cites·12 claims
- 2370US8806857B2Device and method for removing carbon dioxide from motor vehicle exhaustSHAW MARK D·Filed 2011·Granted Aug 19, 2014·2 cites·6 claims
- 2470US7166800B2Macroencapsulation container having both releasable and permanent sealing meansSHAW MARK D·Filed 2004·Granted Jan 23, 2007·11 cites·13 claims
- 2569US5042683AContainment storage apparatusSHAW MARK D·Filed 1990·Granted Aug 27, 1991·41 cites·12 claims
- 2668US5577539ADrum-top drainfield funnelFiled 1994·Granted Nov 26, 1996·26 cites·21 claims
- 2767US6305569B1Spill containment panULTRATECH INT INC·Filed 2000·Granted Oct 23, 2001·10 cites·23 claims
- 2864US7827928B2Tactile warning pad with shearable anchor membersULTRA TECH INTERNAT·Filed 2008·Granted Nov 9, 2010·9 cites·15 claims
- 2961US6585008B2Method and apparatus for breaching and venting sealed inner containers within a drumULTRATECH INT INC·Filed 2002·Granted Jul 1, 2003·5 cites·15 claims
- 3061US6550492B2Filter vent fittingULTRATECH INT INC·Filed 2000·Granted Apr 22, 2003·8 cites·40 claims
- 3160US7231924B2Deodorizer for cigarette butt collection containersULTRATECH INT INC·Filed 2003·Granted Jun 19, 2007·3 cites·39 claims
- 3258US8029677B2Water purification methodSHAW MARK D·Filed 2010·Granted Oct 4, 2011·0 cites·20 claims
- 3358US7757696B2Cigarette butt receptacle deviceSHAW MARK D·Filed 2004·Granted Jul 20, 2010·1 cites·14 claims
- 3457USD309364SSalvage drumESSEF CORP·Filed 1987·Granted Jul 17, 1990·7 cites·1 claims
- 3556US5636753AStabilizer for plural drum stacksFiled 1995·Granted Jun 10, 1997·23 cites·22 claims
- 3655US2007014824A1Mosquito control methodSHAW MARK D·Filed 2006·Application pending·0 cites
- 3754USD317850SFunnelSHAW MARK D·Filed 1990·Granted Jul 2, 1991·7 cites·1 claims
- 3854US2009255864A1Anti-microbial carrier member for storm water systemsSHAW MARK D·Filed 2009·Application pending·0 cites
- 3951US6435226B1Method and apparatus for breaching and venting sealed inner containers within a drumFiled 2000·Granted Aug 20, 2002·1 cites·21 claims
- 4051US2008304911A1Spill boomSHAW MARK D·Filed 2008·Application pending·0 cites
- 4148US2007012610A1Anti-microbial carrier member for storm water systemsSHAW MARK D·Filed 2006·Application pending·0 cites
- 4248US2008017561A1Combined filtration and anti-microbial treatment trench filter device for storm water pipes and drainage trenchesSHAW MARK D·Filed 2006·Application pending·0 cites
- 4348US2011315628A1System and method for capturing and bioremediating hydrocarbon pollutants using dynamic filtersSHAW MARK D·Filed 2011·Application pending·0 cites
- 4447US2006245826A1Nestable traffic barrierSHAW MARK D·Filed 2005·Application pending·0 cites
- 4545US5615608AReinforced containment palletFiled 1996·Granted Apr 1, 1997·16 cites·13 claims
- 4644US2006032809A1Dewatering bagSHAW MARK D·Filed 2005·Application pending·0 cites
- 4743US5813680AHand truck with expandable secondary containment reservoirULTRATECH INT INC·Filed 1996·Granted Sep 29, 1998·14 cites·10 claims
- 4842US5642834ASecondary containment reservoir deviceFiled 1995·Granted Jul 1, 1997·13 cites·18 claims
- 4936USD364629SDrum top drainfield funnelSHAW MARK D·Filed 1994·Granted Nov 28, 1995·2 cites·1 claims
- 5035USD364255SSingle drum collection containerSHAW MARK D·Filed 1994·Granted Nov 14, 1995·2 cites·1 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →