Issued Patents All Time
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10025232 | Intermediate transfer member for electrophotography and electrophotographic apparatus | Kenji Onuma, Naoto Kameyama, Kimihiro Yoshimura, Akira Watanabe, Koichi Sato | 2018-07-17 |
| 9720353 | Electrophotographic intermediate transfer member and electrophotographic apparatus | Koichi Sato, Kenji Onuma, Kimihiro Yoshimura, Naoto Kameyama, Yasushi Shimizu +1 more | 2017-08-01 |
| 9250546 | Member for electrophotography, process cartridge, and electrophotographic apparatus | Naoto Kameyama, Kenji Onuma, Yasushi Shimizu, Koichi Sato, Kimihiro Yoshimura +6 more | 2016-02-02 |
| 8962133 | Electrophotographic member, intermediate transfer member, image forming apparatus, and method for manufacturing electrophotographic member | Koichi Sato, Naoto Kameyama, Kenji Onuma, Koichi Nakamura, Tadanobu Yoshikawa +3 more | 2015-02-24 |