Issued Patents All Time
Showing 1–18 of 18 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6199889 | Reduced weight fifth wheel assembly | Ronald D. Golembiewski, V. Terrey Hawthorne, Jeffrey Ruback | 2001-03-13 |
| 5941549 | Fifth wheel kingpin deflector and catcher | — | 1999-08-24 |
| 5865458 | Reduced weight fifth wheel assembly | Ronald D. Golembiewski, V. Terrey Hawthorne, Jeffrey Ruback | 1999-02-02 |
| 5472223 | Air operated fifth wheel | V. Terrey Hawthorne | 1995-12-05 |
| 5368324 | Mounting system for fifth wheels | — | 1994-11-29 |
| 5176396 | Fifth wheel unlocking device with fluid powered redundancy | V. Terrey Hawthorne | 1993-01-05 |
| 5165714 | Tractor fifth wheel with bearing plate lubricating liner | — | 1992-11-24 |
| 5000330 | Railway vehicle rotary drawbar arrangement | Russell G. Altherr, Horst T. Kaufhold | 1991-03-19 |
| 4946052 | Gravity wedge for slackless railcar connections | Horst T. Kaufhold | 1990-08-07 |
| 4700853 | Slackless railway coupler connection | Russell G. Altherr | 1987-10-20 |
| 4674639 | Railway coupler carrier retention system | — | 1987-06-23 |
| 4537304 | Railway, coupler yoke, draft gear and follower assembly | Norman A. Berg, Russell G. Altherr | 1985-08-27 |
| 4466546 | Bottom shelf coupler with anticreep protection means | Russell G. Altherr | 1984-08-21 |
| 4456133 | Slackless railway coupler connection | Russell G. Altherr | 1984-06-26 |
| 4363414 | Type-E railroad car coupler head | — | 1982-12-14 |
| 4333576 | Carrier assembly for use with a rotary railroad coupler system | — | 1982-06-08 |
| 4230228 | Pin type solid butt rotary coupler | — | 1980-10-28 |
| 4206849 | Tail portion for railroad car coupler knuckle | — | 1980-06-10 |