Issued Patents 2003
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6546769 | High security lock mechanism | J. Clayton Miller, James L. Taylor, Thomas R. Clark, Gerry Dawson | 2003-04-15 |
| 6502438 | Electronic combination lock having anti-tampering features | J. Clayton Miller | 2003-01-07 |