Issued Patents All Time
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7614841 | Lifting fork | Thomas Friedrich, Bernie Faloney | 2009-11-10 |
| 5377959 | Apparatus for improving service life of thermite rail welds | Robert H. Kachik | 1995-01-03 |
| 5306361 | Method for improving service life of rail welds by aluminothermic heat treatment | Robert H. Kachik, Mark A. Swartz, Frank Kuster, Hans Guntermann | 1994-04-26 |
| 5209792 | High-strength, damage-resistant rail | John A. Hovland, Jun Furukawa, Hideyuki Yamanaka, Kozo Fukuda, Tomoo Horita +5 more | 1993-05-11 |