Inventor · disambiguated record
Donald E. Wilt
Also filed as: WILT DONALD E
14 granted patents·1 pending application·202 citations·filing 2002–2023
92Inventor score
Files withMINER ENTERPRISES8WILT DONALD E5O'DONNELL WILLIAM P1TRINITY NORTH AMERICAN FREIGHT CAR INC1
Top patents by PatentIndex Score
15 records- 0192US6796448B1Railcar draft gear housingMINER ENTERPRISES·Filed 2003·Granted Sep 28, 2004·63 cites·14 claims
- 0291US8590717B2Railroad freight car draft gearWILT DONALD E·Filed 2011·Granted Nov 26, 2013·15 cites·33 claims
- 0388US9789888B2Railcar draft gear assemblyWILT DONALD E·Filed 2014·Granted Oct 17, 2017·11 cites·12 claims
- 0488US9669848B2Energy absorption/coupling system for a railcar and related method for coupling railcars to each otherTRINITY NORTH AMERICAN FREIGHT CAR INC·Filed 2014·Granted Jun 6, 2017·11 cites·23 claims
- 0588US6792871B2Railroad car energy absorption apparatusMINER ENTERPRISES·Filed 2002·Granted Sep 21, 2004·28 cites·28 claims
- 0687US8985355B2Railcar draft gear assembly and related method for assembling a railcar draft gearWILT DONALD E·Filed 2013·Granted Mar 24, 2015·11 cites·28 claims
- 0785US8939300B2Friction/elastomeric draft gearWILT DONALD E·Filed 2010·Granted Jan 27, 2015·13 cites·25 claims
- 0883US8870002B2Railroad freight car draft gear assemblyWILT DONALD E·Filed 2011·Granted Oct 28, 2014·11 cites·34 claims
- 0982US7044061B2Railroad car energy absorption apparatusMINER ENTERPRISES·Filed 2004·Granted May 16, 2006·19 cites·24 claims
- 1082US6862999B2Railroad car energy absorption apparatusMINER ENTERPRISES·Filed 2003·Granted Mar 8, 2005·19 cites·13 claims
- 1171US10328957B2Railcar draft gear assemblyMINER ENTERPRISES·Filed 2017·Granted Jun 25, 2019·1 cites·3 claims
- 1261US12459550B2Railroad freight car draft gear friction modifying insertMINER ENTERPRISES·Filed 2022·Granted Nov 4, 2025·0 cites·30 claims
- 1358US2023347945A1Railcar coupler key retainer apparatusMINER ENTERPRISES·Filed 2023·Application pending·0 cites
- 1450USRE44177ERailroad car energy absorption apparatusO'DONNELL WILLIAM P·Filed 2006·Granted Apr 30, 2013·0 cites·38 claims
- 1530USD1087835SRailcar draft gear friction modifying insertMINER ENTERPRISES·Filed 2022·Granted Aug 12, 2025·0 cites·1 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →