Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7134302 | Security device | — | 2006-11-14 |
| D523729 | Security device | — | 2006-06-27 |
| D351194 | Front plate unit for a coin or token receiving apparatus | Gary J. Anderson, Dennis Wood | 1994-10-04 |
| 4939839 | Knife with retractable blade | — | 1990-07-10 |