Inventor · disambiguated record
David J. Belter
Also filed as: BELTER DAVID J
42 granted patents·2 pending applications·608 citations·filing 2002–2023
98Inventor score
Top patents by PatentIndex Score
44 records- 0197US9828080B1Lockout for remote controls on marine vesselsBRUNSWICK CORP·Filed 2016·Granted Nov 28, 2017·30 cites·20 claims
- 0296US8763566B1Apparatus for cooling an engine of a marine propulsion systemBRUNSWICK CORP·Filed 2013·Granted Jul 1, 2014·22 cites·15 claims
- 0395US11548604B1Marine engine crankcase cover with integral oil coolerBRUNSWICK CORP·Filed 2020·Granted Jan 10, 2023·5 cites·16 claims
- 0495US9903251B1Outboard motors and exhaust systems for outboard motors having an exhaust conduit supported inside the V-shapeBRUNSWICK CORP·Filed 2016·Granted Feb 27, 2018·11 cites·20 claims
- 0595US9616987B1Marine engines and exhaust systems for marine enginesBRUNSWICK CORP·Filed 2015·Granted Apr 11, 2017·24 cites·20 claims
- 0695US9457881B1Outboard marine engines having a bedplate and cover assemblyBRUNSWICK CORP·Filed 2014·Granted Oct 4, 2016·12 cites·18 claims
- 0795US7942138B1Outboard motor with exhaust gas recirculation coolingBRUNSWICK CORP·Filed 2008·Granted May 17, 2011·36 cites·17 claims
- 0894US8500501B1Outboard marine drive cooling systemTAYLOR CHRISTOPHER J·Filed 2011·Granted Aug 6, 2013·29 cites·32 claims
- 0994US7318396B1Cooling system for a marine propulsion engineBRUNSWICK CORP·Filed 2005·Granted Jan 15, 2008·37 cites·25 claims
- 1094US7264520B1Cooling system for an outboard motor having both open and closed loop portionsBRUNSWICK CORP·Filed 2006·Granted Sep 4, 2007·37 cites·20 claims
- 1194US7001231B1Dual water injector for primary and idle relief exhaust passagesBRUNSWICK CORP·Filed 2004·Granted Feb 21, 2006·71 cites·10 claims
- 1293US11586207B1Marine propulsion system and method for preventing collision of marine propulsion devicesBRUNSWICK CORP·Filed 2022·Granted Feb 21, 2023·2 cites·16 claims
- 1393US10995824B1Multi-speed transmissions for marine propulsion devicesBRUNSWICK CORP·Filed 2019·Granted May 4, 2021·7 cites·14 claims
- 1493US9174818B1Marine engines and exhaust systems for marine engines having a catalyst for treating exhaustBRUNSWICK CORP·Filed 2014·Granted Nov 3, 2015·19 cites·18 claims
- 1593US8479691B1Method for cooling a four stroke marine engine with multiple path coolant flow through its cylinder headTAYLOR CHRISTOPHER J·Filed 2009·Granted Jul 9, 2013·27 cites·15 claims
- 1692US12134454B1Marine propulsion system and method with single rear drive and lateral marine driveBRUNSWICK CORP·Filed 2022·Granted Nov 5, 2024·3 cites·26 claims
- 1792US10507898B1Lockout for remote controls on marine vesselsBRUNSWICK CORP·Filed 2017·Granted Dec 17, 2019·12 cites·20 claims
- 1892US8783217B1Method for cooling a four stroke marine engine with increased segregated heat removal from its exhaust manifoldBRUNSWICK CORP·Filed 2013·Granted Jul 22, 2014·11 cites·12 claims
- 1991US8668538B1Marine engines and exhaust systems for marine engines having a catalyst for treating exhaustLANGENFELD GREGG D·Filed 2011·Granted Mar 11, 2014·21 cites·22 claims
- 2090US7000584B1Thermally insulated cylinder linerBRUNSWICK CORP·Filed 2004·Granted Feb 21, 2006·28 cites·12 claims
- 2189US8402930B1Method for cooling a four stroke marine engine with increased segregated heat removal from its exhaust manifoldTAYLOR CHRISTOPHER J·Filed 2009·Granted Mar 26, 2013·18 cites·20 claims
- 2288US9228455B1Outboard motors and marine engines having cam phaser arrangementsBRUNSWICK CORP·Filed 2014·Granted Jan 5, 2016·6 cites·10 claims
- 2387US9944374B1Outboard motors and oil pickup devices for outboard motorsBRUNSWICK CORP·Filed 2017·Granted Apr 17, 2018·5 cites·13 claims
- 2487US6821171B1Cooling system for a four cycle outboard engineBRUNSWICK CORP·Filed 2003·Granted Nov 23, 2004·38 cites·13 claims
- 2586US9944373B1Arrangements for lubricating outboard marine enginesBRUNSWICK CORP·Filed 2016·Granted Apr 17, 2018·3 cites·21 claims
- 2679US9527568B1Stern drives having accessible cooling water sea pumpBRUNSWICK CORP·Filed 2015·Granted Dec 27, 2016·2 cites·20 claims
- 2779US7178500B1Marine engine with a water cooled oil galleryBRUNSWICK CORP·Filed 2005·Granted Feb 20, 2007·8 cites·6 claims
- 2877US9970331B1Arrangements for outboard marine engines having reduced widthBRUNSWICK CORP·Filed 2016·Granted May 15, 2018·1 cites·5 claims
- 2977US9701384B1Outboard marine engines and methods of removing cooling water from outboard marine enginesBRUNSWICK CORP·Filed 2016·Granted Jul 11, 2017·4 cites·14 claims
- 3077US7892057B1Outboard motor with idle relief valveBRUNSWICK CORP·Filed 2008·Granted Feb 22, 2011·8 cites·18 claims
- 3176US7198019B1Lubricating system for a marine engineBRUNSWICK CORP·Filed 2005·Granted Apr 3, 2007·7 cites·23 claims
- 3275US11970252B1Systems and methods for controlling power generation and transmission output speed for marine propulsion devicesBRUNSWICK CORP·Filed 2023·Granted Apr 30, 2024·0 cites·20 claims
- 3374US7980231B1Outboard motor with an exhaust gas recirculation system and an idle exhaust relief systemBRUNSWICK CORP·Filed 2008·Granted Jul 19, 2011·7 cites·18 claims
- 3473US7021262B1Undercowl plenum chamber with preferential air pathsBRUNSWICK CORP·Filed 2004·Granted Apr 4, 2006·15 cites·20 claims
- 3572US11347223B1Marine propulsion system and method for preventing collision of marine propulsion devicesBRUNSWICK CORP·Filed 2018·Granted May 31, 2022·2 cites·20 claims
- 3672US8235759B1Engine cooling system drainBELTER DAVID J·Filed 2010·Granted Aug 7, 2012·5 cites·24 claims
- 3772US6883471B1Vortex enhanced cooling for an internal combustion engineBRUNSWICK CORP·Filed 2003·Granted Apr 26, 2005·13 cites·17 claims
- 3869US7128027B1Cooling system for an outboard motorBRUNSWICK CORP·Filed 2006·Granted Oct 31, 2006·8 cites·36 claims
- 3967US11691702B2Systems and methods for controlling power generation and transmission output speed for marine propulsion devicesBRUNSWICK CORP·Filed 2020·Granted Jul 4, 2023·0 cites·18 claims
- 4064US12479560B1Marine propulsion system and control methodBRUNSWICK CORP·Filed 2023·Granted Nov 25, 2025·0 cites·24 claims
- 4162US6733352B1Electronically controlled cooling system for a marine propulsion engineBRUNSWICK CORP·Filed 2003·Granted May 11, 2004·10 cites·5 claims
- 4254US2024092471A1Electric stern drivesBRUNSWICK CORP·Filed 2023·Application pending·0 cites
- 4343US6699086B1Coolant management system for a marine propulsion deviceBRUNSWICK CORP·Filed 2002·Granted Mar 2, 2004·4 cites·16 claims
- 4443US2009130928A1Cooling system for a turbocharged marine propulsion deviceBRUNSWICK CORP·Filed 2007·Application pending·0 cites
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →