Issued Patents All Time
Showing 1–5 of 5 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11294296 | Toner | Hidekazu Fumita, Noriyoshi Umeda, Tomonori Matsunaga | 2022-04-05 |
| 10976678 | Toner | Kentaro Yamawaki, Shohei Kototani, Noriyoshi Umeda, Tomonori Matsunaga, Shohei Tsuda | 2021-04-13 |
| 10845721 | Toner | Masatake Tanaka, Tsuneyoshi Tominaga, Noriyoshi Umeda, Shinsuke Mochizuki | 2020-11-24 |
| 10809639 | Toner | Kentaro Yamawaki, Masamichi Sato, Hidekazu Fumita | 2020-10-20 |
| 10747130 | Process cartridge and electrophotographic apparatus | Atsushi Okuda, Tsutomu Nishida, Yuka Ishiduka, Nobuhiro Nakamura, Hiroyuki Watanabe +3 more | 2020-08-18 |