Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5477041 | Adaptable electronic key and lock system | Vance E. Neff | 1995-12-19 |
| 5198643 | Adaptable electronic key and lock system | Vance E. Neff | 1993-03-30 |
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5477041 | Adaptable electronic key and lock system | Vance E. Neff | 1995-12-19 |
| 5198643 | Adaptable electronic key and lock system | Vance E. Neff | 1993-03-30 |