Issued Patents 2003
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6631250 | Developer filtration module | David B. Playfair, James J. Franzen, Wayne D. Drinkwater | 2003-10-07 |
| 6510305 | Toner transport apparatus using flexible augers | James J. Franzen, Wayne D. Drinkwater | 2003-01-21 |