Issued Patents 1997
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| RE35698 | Donor roll for scavengeless development in a xerographic apparatus | Thomas J. Behe, Gerald T. Lioy, Grace T. Brewington, Joseph G. Schram, William H. Wayman | 1997-12-23 |
| 5666590 | Developer set up using residual toner voltage reading | — | 1997-09-09 |
| 5652648 | Negative wrap back up roll adjacent the transfer nip | Thomas J. Behe, Grace T. Brewington, William H. Wayman | 1997-07-29 |
| 5600430 | Split recharge method and apparatus for color image formation | Roger L. Bullock, Thomas J. Fleck, Kenneth W. Pietrowski, Charles H. Tabb, Zhao-Zhi Yu +1 more | 1997-02-04 |