Issued Patents All Time
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7686561 | Remotely operated self-loading/unloading railroad gondola car-top material handler | Fred Schroeder, Randy Perry, Bill Klutts | 2010-03-30 |
| 7543801 | Self dissipating snow abatement system | Donald W. Schele | 2009-06-09 |
| 7487580 | Method of forming a self dissipating snow abatement system | Donald W. Schele | 2009-02-10 |
| 4444253 | Tubing string extension | David A. Smith | 1984-04-24 |