Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5040029 | Multicolor image transfer method and apparatus | Orville C. Rodenberg, James F. Paxon, Richard C. Baughman, William J. Hagen | 1991-08-13 |
| 4712906 | Electrostatographic apparatus having a transfer drum | James L. Butler | 1987-12-15 |