Issued Patents All Time
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6697752 | System, apparatus and method for testing navigation or guidance equipment | Mauro Giacomet, Lanny E. Boswell | 2004-02-24 |
| 6373403 | Apparatus and method for improving the safety of railroad systems | Wesley J. Hawkinson, Donovan Boedigheimer | 2002-04-16 |
| 5986547 | Apparatus and method for improving the safety of railroad systems | Wesley J. Hawkinson, Donovan Boedigheimer | 1999-11-16 |
| 5928309 | Navigation/guidance system for a land-based vehicle | Wesley J. Hawkinson, Donovan Boedigheimer | 1999-07-27 |