Donald E. Wilt
13Patents
7h-index
15Co-inventors
63Inventor score
Filing activity: Nov 7, 2002 → Feb 4, 2022
Most-cited inventions
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US6796448B1 | Railcar draft gear housing | Performing Operations; Transporting | 48 | Expired |
| US6792871B2 | Railroad car energy absorption apparatus | Performing Operations; Transporting | 19 | Expired |
| US7044061B2 | Railroad car energy absorption apparatus | Performing Operations; Transporting | 12 | Expired |
| US6862999B2 | Railroad car energy absorption apparatus | Performing Operations; Transporting | 11 | Expired |
| US8939300B2 | Friction/elastomeric draft gear | Performing Operations; Transporting | 8 | Active |
| US8870002B2 | Railroad freight car draft gear assembly | Performing Operations; Transporting | 7 | Active |
| US8590717B2 | Railroad freight car draft gear | Mechanical Engineering; Lighting; Heating | 7 | Active |
| US8985355B2 | Railcar draft gear assembly and related method for assembling a railcar draft gear | Emerging Cross-Sectional Technologies | 6 | Active |
| US9789888B2 | Railcar draft gear assembly | Performing Operations; Transporting | 6 | Active |
| US9669848B2 | Energy absorption/coupling system for a railcar and related method for coupling railcars to each other | Performing Operations; Transporting | 6 | Active |
| US10328957B2 | Railcar draft gear assembly | Performing Operations; Transporting | 1 | Active |
| USD1087835S1 | Railcar draft gear friction modifying insert | General | 0 | Active |
| USRE44177E1 | Railroad car energy absorption apparatus | General | 0 | Active |
Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.