Issued Patents 1989
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4885220 | Amorphous silicon carbide electroreceptors | Daniel E. Kuhman, Frank Jansen | 1989-12-05 |
| 4855201 | Photoconductive imaging members with electron transporting polysilylenes | Santokh S. Badesha, Frank Jansen | 1989-08-08 |