Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7043173 | Toner hopper engagement device, a toner container, and a toner refill kit | Guerry L. Grune | 2006-05-09 |
| 6209995 | Ink reservoir, ink reservoir refill container, and ink refill process | Guerry L. Grune, Heidi Wachter | 2001-04-03 |
| 5845173 | Conductive assembly for a drum in an image forming apparatus | Jon Zogg, James Richard Crickmore | 1998-12-01 |