Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5969729 | Ink jet printer with artifact-reducing drive circuit | Paul R. Erickson, John P. Novotny | 1999-10-19 |
| 5608442 | Heating control for thermal printers | Jonathan D. Elliot, Danny J. Vatland, John M. Gilbert | 1997-03-04 |