Issued Patents All Time
Showing 1–6 of 6 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| RE34200 | Coin fraud preventing unit and modular configurations for pay telephone stations | Allen W. Vogl, Steven Poe, John H. MacNeill | 1993-03-23 |
| 5133528 | Coinless telephone reinforcing plate | Allen W. Vogl | 1992-07-28 |
| 5108315 | Pay telephone station repair technician's adapter | Allen W. Vogl | 1992-04-28 |
| 5007079 | Coin fraud prevention unit and modular configurations for pay telephone stations | Allen W. Vogl, Steven Poe, John H. MacNeill | 1991-04-09 |
| 4918724 | Coin fraud preventing unit and modular configurations for pay telephone stations | Allen W. Vogl, Steven Poe, John H. MacNeill | 1990-04-17 |
| 4858070 | Modular expandable housing arrangement for electronic apparatus | Sheldon Steinman, Donald L. Wray | 1989-08-15 |