Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4340784 | Portable telephone answering device | Wayne F. McQueen, Raymond R. Schansman, Joerg Fischer, Billy Dunn | 1982-07-20 |
| 4240750 | Automatic circuit board tester | Robert L. Kurtz | 1980-12-23 |