Issued Patents 1989
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4877451 | Ink jet inks containing colored silica particles | Francoise M. Winnik | 1989-10-31 |
| 4835081 | Photoresponsive imaging members with electron transport overcoatings | Beng S. Ong, Dasarao K. Murti | 1989-05-30 |