Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5484998 | Bar-coded card with coding and reading system | Jan W. Bejnar, Theodore Liebman | 1996-01-16 |
| 5367808 | Low power-consumption sign-turner | Theodore Liebman | 1994-11-29 |
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5484998 | Bar-coded card with coding and reading system | Jan W. Bejnar, Theodore Liebman | 1996-01-16 |
| 5367808 | Low power-consumption sign-turner | Theodore Liebman | 1994-11-29 |