Inventor · disambiguated record
David L. Butler
Also filed as: BUTLER DAVID · BUTLER DAVID L · BUTLER DAVID LEE
17 granted patents·4 pending applications·1,086 citations·filing 1985–2018
95Inventor score
Files withMOELLER MARINE PRODUCTS6BUTLER DAVID2BUTLER DAVID LEE2EXHAUST FILTER INSPECTIONS LLC2MINNESOTA MINING & MFG2
Top patents by PatentIndex Score
21 records- 0196US6755428B2Portable cooler assemblyMOELLER MARINE PRODUCTS·Filed 2002·Granted Jun 29, 2004·79 cites·13 claims
- 0295US7255403B2Take-down seatingMOELLER MARINE PRODUCTS·Filed 2006·Granted Aug 14, 2007·45 cites·18 claims
- 0392US7066548B2Take-down seatingMOELLER MARINE PRODUCTS·Filed 2003·Granted Jun 27, 2006·51 cites·4 claims
- 0491US5002574ATensioning means for prosthetic devicesMINNESOTA MINING & MFG·Filed 1989·Granted Mar 26, 1991·314 cites·17 claims
- 0587US6257288B1Watering deviceDAVIDIAN STEVEN L·Filed 2000·Granted Jul 10, 2001·39 cites·10 claims
- 0684US5108433ATensioning means for prosthetic devicesMINNESOTA MINING & MFG·Filed 1991·Granted Apr 28, 1992·258 cites·8 claims
- 0778US5018514AKnee braceBRACE TECHNOLOGIES INC·Filed 1988·Granted May 28, 1991·158 cites·23 claims
- 0875US10479154B2Utility sledBUTLER DAVID·Filed 2017·Granted Nov 19, 2019·6 cites·15 claims
- 0975US8082712B1Ventilated deck drainage systemsBUTLER DAVID LEE·Filed 2006·Granted Dec 27, 2011·16 cites·16 claims
- 1074US6733084B2Boat comfort seat assemblyMOELLER MARINE PRODUCTS·Filed 2003·Granted May 11, 2004·30 cites·21 claims
- 1171US5423702AFuel tank sump assembly for fuel injection enginesMOELLER MARINE PRODUCTS·Filed 1993·Granted Jun 13, 1995·24 cites·16 claims
- 1259US8678331B1Deck drainage system bracketsBUTLER DAVID LEE·Filed 2012·Granted Mar 25, 2014·3 cites·16 claims
- 1352US5056530AMethod of measuring axial force in mammalian fibrous tissue and deviceUNIV CINCINNATI·Filed 1988·Granted Oct 15, 1991·51 cites·9 claims
- 1450US6321677B1Fuel tank hold down systemMOELLER MARINE PRODUCTS·Filed 2000·Granted Nov 27, 2001·4 cites·18 claims
- 1548US2007238588A1Exercise deviceBUTLER DAVID·Filed 2006·Application pending·0 cites
- 1644US2004232637A1Portable cooler assemblyFiled 2004·Application pending·0 cites
- 1739US4832392AQuick lockable tilting hoist tackleOBERG ENTERPRISES INC·Filed 1986·Granted May 23, 1989·7 cites·4 claims
- 1833US11187122B2Diesel particulate filter cleaning machine with filter cleaning time predictionECOCLEAN ADVANTAGE LLC·Filed 2017·Granted Nov 30, 2021·0 cites·32 claims
- 1931US2018217047A1Method for inspecting a diesel engine filterEXHAUST FILTER INSPECTIONS LLC·Filed 2018·Application pending·0 cites
- 2028US4684162ATilting hoist tackleOBERG ENTERPRISES INC·Filed 1985·Granted Aug 4, 1987·1 cites·8 claims
- 2127US2018209890A1Diesel particulate filter inspection machineEXHAUST FILTER INSPECTIONS LLC·Filed 2018·Application pending·0 cites
Join the waitlist — get patent alerts
Get an alert when David L. Butler files or is granted a new patent.
We store only your email — no account needed. See our privacy policy.
Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →