Issued Patents All Time
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6249574 | Anti-stuffing device | Darrell C. Taylor | 2001-06-19 |
| 6206167 | Coin turning coin-entrance chute | Darrell C. Taylor | 2001-03-27 |
| 6186310 | Coin escrow apparatus | David K. Lehman | 2001-02-13 |
| 5825507 | On-line microfilm storage and retrieval system | Nikhil Bhatt, Tuan Quoc Nguyen, Lee Jason Smith, David Tarbill | 1998-10-20 |