Issued Patents All Time
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4673630 | Photoconductive film and electrophotographic photosensitive member contains azulenium salt | Yoshihiro Oguchi, Takeshi Ohtake, Kozo Arao, Makoto Kitahara, Yoshio Takasu | 1987-06-16 |