Issued Patents All Time
Showing 26–28 of 28 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7174168 | Method of call routing in a public/private communication system | Richard S. Young | 2007-02-06 |
| 5310234 | Vehicle message box | — | 1994-05-10 |
| 4566725 | Deadlock mechanism | — | 1986-01-28 |