Issued Patents 1997
Showing 1–5 of 5 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5666589 | Electrophotographic apparatus and image forming method using a photosensitive member with exposure characteristics responsive to field intensity | Kazuo Yoshinaga, Yukio Nagase, Teigo Sakakibara, Yuichi Hashimoto, Yoshio Kashizaki +2 more | 1997-09-09 |
| 5622800 | Electrophotographic photosensitive member, electrophotographic apparatus and apparatus unit including the photosensitive member | Wataru Ando, Takeshi Akasaka | 1997-04-22 |
| 5621130 | Electrophotographic photosensitive member, eletrophotographic apparatus and apparatus unit including the photosensitive member | Wataru Ando, Takeshi Akasaka, Shigeru Nagase, Kaoru Kobayashi | 1997-04-15 |
| 5604061 | Electrophotographic photosensitive member, process cartridge including same and electrophotographic apparatus | Kunihiko Sekido, Yoshio Kashizaki, Akihiro Senoo | 1997-02-18 |
| 5593805 | Oxytitanium phthalocyanine, process for producing same and electrophotographic photosensitive member using same | Shintetsu Go, Hideyuki Takai, Itaru Yamazaki, Tetsuro Kanemaru, Kazushi Iuchi | 1997-01-14 |