Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5232811 | Easy cleaning liquid electrophotographic developer | Feagin A. Wing, Jr. | 1993-08-03 |
| 4869991 | Charge director composition for liquid toner formulations | Chi-Cheng Ma, Richard Wells | 1989-09-26 |