Issued Patents All Time
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4391889 | Electrophotographic photosensitive member with benzimidazole ring containing hydrazones | Minoru Mabuchi, Kiyoshi Sakai, Shozo Ishikawa, Makoto Kitahara | 1983-07-05 |