Issued Patents 1989
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4835080 | Photoreceptor having photosensitive layer comprising a brominated anthanthrone of specified x-ray spectrum | Yoshiaki Takei, Eiichi Kijima, Hiroyuki Nomori | 1989-05-30 |