Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5087283 | Sympathetic ink for ink jet printer | Marvin P. Dixon | 1992-02-11 |
| 4784876 | Sympathetic ink and developer system | Marvin P. Dixon | 1988-11-15 |
| 4631203 | Latent imaging and developer system | Rolf Schaefer | 1986-12-23 |