Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4822710 | Liquid developer compositions | Melvin D. Croucher, James M. Duff, John R. C. Fuler, Raymond W. Wong | 1989-04-18 |
| 4764446 | Liquid developer compositions with high transfer efficiency | Melvin D. Croucher, John R. C. Fuller, James M. Duff | 1988-08-16 |