Issued Patents 1989
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4886846 | Aromatic diolefinic compounds, aromatic diethyl compounds and electrophotographic photoconductors comprising one aromatic diethyl compound | Tomoyuki Shimada, Masaomi Sasaki | 1989-12-12 |
| 4830942 | Electrophotographic photoconductor | Toshio Fukagai, Michio Kimura, Masafumi Ohta | 1989-05-16 |