Issued Patents 1989
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4877703 | Photoconductor for electrophotography having a squarylium charge generating dye | Yoshimasa Hattori, Noboru Furusho, Yoshinobu Sugata | 1989-10-31 |
| 4861691 | Electrophotographic photosensitive material containing hydrazone compound | Yoichi Nakamura, Noboru Furusho | 1989-08-29 |
| 4861692 | Electrophotographic photosensitive material containing thiophene compound | Yoichi Nakamura, Noboru Furusho | 1989-08-29 |