Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6373403 | Apparatus and method for improving the safety of railroad systems | Kelvin Korver, Wesley J. Hawkinson | 2002-04-16 |
| 5986547 | Apparatus and method for improving the safety of railroad systems | Kelvin Korver, Wesley J. Hawkinson | 1999-11-16 |
| 5928309 | Navigation/guidance system for a land-based vehicle | Kelvin Korver, Wesley J. Hawkinson | 1999-07-27 |