Issued Patents All Time
Showing 1–9 of 9 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5662202 | Currency validator with cassette cash box | — | 1997-09-02 |
| 5325952 | Antiretrieval device for currency validators | John H. McGinley, William D. Bruch, John T. Lynch | 1994-07-05 |
| 5176287 | Can vending machine | — | 1993-01-05 |
| 5074824 | Coin hopper | — | 1991-12-24 |
| 5061222 | Coin hopper and dispenser | — | 1991-10-29 |
| 4997128 | Cassette cash box for currency validator | — | 1991-03-05 |
| 4958715 | Transport system for currency validator | — | 1990-09-25 |
| 4658100 | Trolley wire hanger | — | 1987-04-14 |
| 4634817 | Trolley pole raising and lowering apparatus | Thomas W. Griffiths | 1987-01-06 |