Issued Patents 1989
Showing 1–5 of 5 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4882255 | AZO photoconductor for electrophotography | Yoshimasa Hattori | 1989-11-21 |
| 4877703 | Photoconductor for electrophotography having a squarylium charge generating dye | Masami Kuroda, Yoshimasa Hattori, Yoshinobu Sugata | 1989-10-31 |
| 4871636 | Azo photoconductor for electrophotography | Yoshimasa Hattori | 1989-10-03 |
| 4861691 | Electrophotographic photosensitive material containing hydrazone compound | Masami Kuroda, Yoichi Nakamura | 1989-08-29 |
| 4861692 | Electrophotographic photosensitive material containing thiophene compound | Masami Kuroda, Yoichi Nakamura | 1989-08-29 |