Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4862225 | Power supply sequencing circuit for flash fuser | Michael P. Petersen | 1989-08-29 |
| 4384711 | Card feeding apparatus for an automatic embossing system | Edward R. Gabel | 1983-05-24 |
| 4378733 | Embossing drive mechanism for an automatic embossing system | Michael D. Polad, Leroy E. Gerlach, Edward R. Gabel, Robert Schmidt | 1983-04-05 |