Issued Patents All Time
Showing 1–6 of 6 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5978458 | Magnetic pay telephone cash box proximity switch | Allen W. Vogl, Glenn Steven Arche, Jack Seay | 1999-11-02 |
| 5315648 | Retainer member for anchoring a telephone handset to a telephone housing | Allen W. Vogl | 1994-05-24 |
| RE34200 | Coin fraud preventing unit and modular configurations for pay telephone stations | Allen W. Vogl, Steven Poe, Douglas J. Buron | 1993-03-23 |
| 5007079 | Coin fraud prevention unit and modular configurations for pay telephone stations | Allen W. Vogl, Steven Poe, Douglas J. Buron | 1991-04-09 |
| 4918724 | Coin fraud preventing unit and modular configurations for pay telephone stations | Allen W. Vogl, Steven Poe, Douglas J. Buron | 1990-04-17 |
| 4205586 | Locking pin | — | 1980-06-03 |