Issued Patents All Time
Showing 1–25 of 26 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6290079 | Coupler for railroad cars | — | 2001-09-18 |
| 5285911 | Coupler knuckle pin protector structure and stress reliever | — | 1994-02-15 |
| 5080242 | Slackless railcar connections with upward wear indicator | John J. Steffen | 1992-01-14 |
| 5054630 | Slackless coupler connection for a railway vehicle | — | 1991-10-08 |
| 5035338 | Slackless railcar connections with extractable wedge | Horst T. Kaufhold | 1991-07-30 |
| 5000330 | Railway vehicle rotary drawbar arrangement | John W. Kaim, Horst T. Kaufhold | 1991-03-19 |
| 4984696 | Railway coupler head strengthened at horn line | — | 1991-01-15 |
| 4977835 | Body bolster center plate assembly | — | 1990-12-18 |
| 4976363 | Knuckle pin retainer for railway vehicle coupler | — | 1990-12-11 |
| 4871182 | Fifth wheel unlocking and safety latch device | Richard L. Glaser, Francis E. Madura, Robert P. Radwill | 1989-10-03 |
| 4863045 | Rotary railway drawbar coupler | — | 1989-09-05 |
| 4776474 | Railroad car coupler arrangement limiting excess lateral movement of the coupler shank | Boris S. Terlecky, Ronald P. Sellberg | 1988-10-11 |
| 4762334 | Fifth wheel bracket mounting assembly | — | 1988-08-09 |
| 4700853 | Slackless railway coupler connection | John W. Kaim | 1987-10-20 |
| 4605133 | Coupler knuckle | — | 1986-08-12 |
| 4593827 | Railway car drawbar connection with guided slack adjusting wedges | — | 1986-06-10 |
| 4593829 | Articulated railway car connection with guided slack adjusting wedges | — | 1986-06-10 |
| 4549666 | Railway vehicle draft sill and slackless draft assembly | Steven F. Schmitt | 1985-10-29 |
| 4537304 | Railway, coupler yoke, draft gear and follower assembly | John W. Kaim, Norman A. Berg | 1985-08-27 |
| 4466546 | Bottom shelf coupler with anticreep protection means | John W. Kaim | 1984-08-21 |
| 4456133 | Slackless railway coupler connection | John W. Kaim | 1984-06-26 |
| 4438855 | Railway coupler shelf chamfer | — | 1984-03-27 |
| 4422557 | Aligning drawbar | — | 1983-12-27 |
| 4376488 | Railway coupler carrier assembly | — | 1983-03-15 |
| 4301932 | Train air line fitting attachment for type E couplers | — | 1981-11-24 |