Issued Patents All Time
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9753426 | Image bearer protective agent, protective layer forming device, image forming method, image forming apparatus, and process cartridge | Kenji Komito, Hiroshi Nakai, Kohsuke Yamamoto, Hiroshi Mizusawa | 2017-09-05 |
| 9316950 | Development device, process cartridge, image forming apparatus incorporating same, and developer amount adjustment method therefor | Tomoko Takahashi, Yoshiyuki Fukuda, Yoshio Hattori, Takamasa Ozeki, Yoshinori Nakagawa +3 more | 2016-04-19 |
| 9310715 | Developing device and image forming apparatus | Yoshio Hattori, Yoshiyuki Fukuda, Yuki Oshikawa, Noriyuki Kimura | 2016-04-12 |
| 9141034 | Developing device and image forming apparatus and process cartridge incorporating same | Yoshiyuki Fukuda, Yoshio Hattori, Noriyuki Kimura | 2015-09-22 |