Issued Patents 2025
Showing 1–5 of 5 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 12429784 | Electrophotographic photosensitive member, process cartridge, and electrophotographic apparatus | Kaname Watariguchi, Kenichi Kaku, Haruyuki Tsuji | 2025-09-30 |
| 12429785 | Electrophotographic photosensitive member, process cartridge, and electrophotographic apparatus | Shuntaro Watanabe, Taichi Sato, MASATADA HIROTA, Kunihiko Sekido | 2025-09-30 |
| 12422760 | Electrophotographic photosensitive member, process cartridge, and electrophotographic apparatus | Kaname Watariguchi, Kenichi Kaku, Haruyuki Tsuji | 2025-09-23 |
| 12353164 | Electrophotographic apparatus | Akihiro Maruyama, Kenichi Kaku, Shuhei Iwasaki, Michiyo Sekiya, Kaname Watariguchi +4 more | 2025-07-08 |
| 12326689 | Electrophotographic apparatus | Kenichi Kaku, Akihiro Maruyama, Shuhei Iwasaki, Tatsuya Yamaai, Kaname Watariguchi +2 more | 2025-06-10 |