Issued Patents 1982
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4362798 | Hydrazone and pyrazoline or acetosol yellow containing charge transport layer, photoconductor and electrophotographic process using the same | Robert B. Champ | 1982-12-07 |
| 4321318 | Disazo photoconductor and process of manufacture of electrophotographic element | Ronald Harold Levin | 1982-03-23 |