Inventor · disambiguated record
Dennis L. Hart
Also filed as: HART DENNIS · HART DENNIS L · HART DENNIS LEROY
43 granted patents·6 pending applications·711 citations·filing 1976–2025
98Inventor score
Files withRELIANCE WORLDWIDE CORP20SECURUS INC15UNDER SEA INDUSTRIES4HART DENNIS L2MACMILLAN BLOEDEL PACKAGING2
Top patents by PatentIndex Score
49 records- 0197US7621487B2Twist-lock base for pipe holdersSECURUS INC·Filed 2005·Granted Nov 24, 2009·69 cites·32 claims
- 0296US9964461B2Pipe pressure testing method and apparatusSECURUS INC·Filed 2014·Granted May 8, 2018·13 cites·10 claims
- 0396US9086174B2Extendable sleeve for poured concrete deckSECURUS INC·Filed 2013·Granted Jul 21, 2015·21 cites·25 claims
- 0496US7377472B2Pipe and cable holderSECURUS INC·Filed 2003·Granted May 27, 2008·80 cites·42 claims
- 0595US9103116B2Extendable sleeve for poured concrete deckSECURUS INC·Filed 2014·Granted Aug 11, 2015·26 cites·16 claims
- 0695US9022326B2Pipe holder and supportSECURUS INC·Filed 2013·Granted May 5, 2015·26 cites·19 claims
- 0795US8887768B2Pipe pressure testing method and apparatusHART DENNIS L·Filed 2012·Granted Nov 18, 2014·19 cites·18 claims
- 0895US5413096ARegulator with improved high pressure seat due to a plastic-covered valve bodyUS DIVERS CO INC·Filed 1993·Granted May 9, 1995·72 cites·13 claims
- 0994US12077950B2Appliance outlet boxRELIANCE WORLDWIDE CORP·Filed 2022·Granted Sep 3, 2024·3 cites·27 claims
- 1094US10344472B2Extendable sleeve for a poured concrete deckSECURUS INC·Filed 2016·Granted Jul 9, 2019·8 cites·14 claims
- 1194US9388570B2Extendable sleeve for poured concrete deckSECURUS INC·Filed 2014·Granted Jul 12, 2016·13 cites·24 claims
- 1293US10975567B2Extendable sleeve for poured concrete deckRELIANCE WORLDWIDE CORP·Filed 2018·Granted Apr 13, 2021·7 cites·19 claims
- 1393US8210029B2Pipe pressure testing method and apparatusHART DENNIS L·Filed 2009·Granted Jul 3, 2012·19 cites·25 claims
- 1492US10656042B2Pipe pressure testing method and apparatusRELIANCE WORLDWIDE CORP·Filed 2016·Granted May 19, 2020·4 cites·32 claims
- 1591US11493399B2Pipe pressure testing method and apparatusRELIANCE WORLDWIDE CORP·Filed 2020·Granted Nov 8, 2022·2 cites·21 claims
- 1691US9476199B2Extendable sleeve for poured concrete deckSECURUS INC·Filed 2015·Granted Oct 25, 2016·12 cites·12 claims
- 1790US2025354359A1Fixture outlet boxRELIANCE WORLDWIDE CORP·Filed 2025·Application pending·0 cites
- 1889US12385234B2Appliance outlet boxRELIANCE WORLDWIDE CORP·Filed 2023·Granted Aug 12, 2025·1 cites·26 claims
- 1989US11781677B2Bracket for positioning and protecting pipes in concreteRELIANCE WORLDWIDE CORP·Filed 2021·Granted Oct 10, 2023·2 cites·30 claims
- 2089US6655413B2Method and apparatus for pressure testing pipe linesSECURUS INC·Filed 2001·Granted Dec 2, 2003·37 cites·43 claims
- 2188US7398675B1Dual slide gate valve and method for using sameSECURUS INC·Filed 2006·Granted Jul 15, 2008·16 cites·99 claims
- 2288US6997041B1Dual slide gate valve and method for using sameSECURUS INC·Filed 2003·Granted Feb 14, 2006·34 cites·50 claims
- 2386US7963567B2Anti-rotation pipe locator and holderSECURUS INC·Filed 2008·Granted Jun 21, 2011·22 cites·29 claims
- 2486US2023408361A1Pipe pressure testing method and apparatusRELIANCE WORLDWIDE CORP·Filed 2023·Application pending·0 cites
- 2585US10989334B2Bracket for positioning and protecting pipes in concreteRELIANCE WORLDWIDE CORP·Filed 2019·Granted Apr 27, 2021·2 cites·27 claims
- 2684US2025059736A1Fixture outlet boxRELIANCE WORLDWIDE CORP·Filed 2024·Application pending·0 cites
- 2783US12448758B2Appliance outlet boxRELIANCE WORLDWIDE CORP·Filed 2024·Granted Oct 21, 2025·0 cites·5 claims
- 2883US11781934B2Pipe pressure testing method and apparatusRELIANCE WORLDWIDE CORP·Filed 2022·Granted Oct 10, 2023·0 cites·20 claims
- 2981US4856120ADive maskUNDERSEA IND INC·Filed 1988·Granted Aug 15, 1989·39 cites·6 claims
- 3081US4230140AEnvironmental first stage scuba regulatorUNDER SEA INDUSTRIES·Filed 1979·Granted Oct 28, 1980·30 cites·6 claims
- 3179US11255477B2Cap for risers in concrete decksRELIANCE WORLDWIDE CORP·Filed 2019·Granted Feb 22, 2022·3 cites·23 claims
- 3278US4045835APower deflator mechanism for scuba buoyancy vestsUNDER SEA INDUSTRIES·Filed 1976·Granted Sep 6, 1977·34 cites·9 claims
- 3377US12091853B2Cap for a tubular sleeve for a concrete structureRELIANCE WORLDWIDE CORP·Filed 2023·Granted Sep 17, 2024·0 cites·21 claims
- 3476US12480290B2Fixture outlet boxRELIANCE WORLDWIDE CORP·Filed 2022·Granted Nov 25, 2025·0 cites·11 claims
- 3576US4227521AAir system for scuba divingUNDER SEA INDUSTRIES·Filed 1978·Granted Oct 14, 1980·28 cites·9 claims
- 3675US12168861B2Fixture outlet boxRELIANCE WORLDWIDE CORP·Filed 2022·Granted Dec 17, 2024·0 cites·23 claims
- 3773US7654287B1Dual slide gate valve and method for using sameSECURUS INC·Filed 2006·Granted Feb 2, 2010·5 cites·21 claims
- 3871US11603659B2Cap for a tubular sleeve for a concrete structureRELIANCE WORLDWIDE CORP·Filed 2021·Granted Mar 14, 2023·0 cites·16 claims
- 3971US8317142B2Shower bracketGALLARDO LUIS E·Filed 2008·Granted Nov 27, 2012·8 cites·23 claims
- 4069US5184609ADivers first stage adjustable regulatorUS DIVERS CO INC·Filed 1991·Granted Feb 9, 1993·27 cites·20 claims
- 4167US11698158B2Cap for risers in concrete decksRELIANCE WORLDWIDE CORP·Filed 2022·Granted Jul 11, 2023·0 cites·17 claims
- 4252US2025067369A1Drop-in and under-deck firestop devicesRELIANCE WORLDWIDE CORP·Filed 2023·Application pending·0 cites
- 4348US2015121782A1Extendable sleeve for poured concrete deckSECURUS INC·Filed 2013·Application pending·0 cites
- 4447US2015298367A1Method and apparatus for manufacture of composite articlesCOUGAR COMPOSITES IP PTY LTD·Filed 2013·Application pending·0 cites
- 4546US11186986B2Sleeve assembly for a poured concrete deckRELIANCE WORLDWIDE CORP·Filed 2019·Granted Nov 30, 2021·0 cites·21 claims
- 4644US5944300ABag and box valve systemMACMILLAN BLOEDEL PACKAGING·Filed 1998·Granted Aug 31, 1999·15 cites·6 claims
- 4737USD297156SInflator for buoyancy compensatorUNDER SEA INDUSTRIES·Filed 1986·Granted Aug 9, 1988·2 cites·1 claims
- 4831US4668016AMining machine with adjustable jibDOSCO CORP·Filed 1986·Granted May 26, 1987·7 cites·20 claims
- 4930US6019253ABag and box valve systemMACMILLAN BLOEDEL PACKAGING·Filed 1999·Granted Feb 1, 2000·5 cites·8 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →