Issued Patents All Time
Showing 1–11 of 11 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8365930 | Railcar draft gear spring assembly and method of making an elastomeric spring unit | — | 2013-02-05 |
| 8196912 | Railcar elastomeric spring | Rodney K. Chesley, Erik Jensen, David M. Houck | 2012-06-12 |
| 7624884 | Railroad car draft gear | Michael R. Palermo, Kris C. Jurasek | 2009-12-01 |
| 6488162 | Draft gear for a reduced-slack drawbar assembly | — | 2002-12-03 |
| 6478173 | Railroad car draft gear having a long travel | — | 2002-11-12 |
| 5351844 | Elastomeric spring unit | — | 1994-10-04 |
| 5065874 | Preshortening insert for a draft gear | Ding-Huei R. Fong | 1991-11-19 |
| 4960215 | Friction elastomer draft gear | — | 1990-10-02 |
| 4735328 | Split wedge draft gear with center friction plate | — | 1988-04-05 |
| 4576295 | Draft gear for railroad car coupler system | — | 1986-03-18 |
| 4556149 | Draft gear | — | 1985-12-03 |