Issued Patents 1989
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4885220 | Amorphous silicon carbide electroreceptors | Daniel E. Kuhman, Steven J. Grammatica | 1989-12-05 |
| 4859553 | Imaging members with plasma deposited silicon oxides | Joseph Mort | 1989-08-22 |
| 4855201 | Photoconductive imaging members with electron transporting polysilylenes | Santokh S. Badesha, Steven J. Grammatica | 1989-08-08 |