Issued Patents All Time
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4812633 | Optical data card | Peter J. Vogelgesang, John W. Ulseth, Jathan D. Edwards | 1989-03-14 |
| 4363862 | Pressure-fixing apparatus and method | — | 1982-12-14 |
| 4290691 | Method and apparatus using low gloss pressure fusing roll | — | 1981-09-22 |
| 4255650 | Mechanical counter | John W. Ulseth | 1981-03-10 |