Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4401390 | Ribbon control system for multiple color impact printer | Raymond F. Melissa, Lorne H. Grummett | 1983-08-30 |
| 4336751 | Apparatus for producing a multiple color hard copy image | Raymond F. Melissa, Lorne H. Grummett | 1982-06-29 |
| 4289069 | Method for producing a multiple color hard copy image | Raymond F. Melissa, Lorne H. Grummett | 1981-09-15 |