Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6799052 | Hand-held cellular telephone system with location transmission inhibit | Michael K. Agness, John M. Allegrezza | 2004-09-28 |
| 4582073 | Check valve type cigarette mouthpiece | — | 1986-04-15 |