Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4296315 | Card reader security system | Bradford O. Van Ness | 1981-10-20 |
| 4273996 | Sequential card reader system | — | 1981-06-16 |
| 4234920 | Power failure detection and restart system | Bradford O. Van Ness | 1980-11-18 |