Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5184179 | Photocopy monitoring system and method for monitoring copiers | Gregory KING, Brian W. Johansen | 1993-02-02 |
| 5077582 | Photocopy monitoring system | Burt Kravette, Thomas Heidt, Stephen Trapp, James Wickstead, Roger Booth | 1991-12-31 |