Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8502645 | RFID monitoring system | Robert Thomas | 2013-08-06 |
| 4678898 | Identification card with improved concealed coding and an optical swipe reader housing for use with it | — | 1987-07-07 |
| 4538059 | Identification card with concealed coding and a simple reader module to decode it | — | 1985-08-27 |