Issued Patents All Time
Showing 1–6 of 6 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 12386278 | Toner and method for producing toner | Yuna Yamamoto, Kenji Aoki, Tsutomu Shimano, Takashi Matsui, Takayuki Toyoda | 2025-08-12 |
| 11448980 | Toner | Takashi Matsui, Noritaka Toyoizumi, Tsutomu Shimano, Kenji Aoki, Yuna Yamamoto | 2022-09-20 |
| 10114303 | Toner | Taiji Katsura, Yasushi Katsuta, Katsuyuki Nonaka, Takashi Kenmoku, Tsutomu Shimano | 2018-10-30 |
| 9829816 | Toner | Masatake Tanaka, Yoshihiro Nakagawa, Naoya Isono, Tsutomu Shimano, Shintaro Noji +2 more | 2017-11-28 |
| 9785068 | Toner | Noriyoshi Umeda, Takeshi Kaburagi, Naotaka Ikeda, Hirofumi Kyuushima, Yoshiaki Wada | 2017-10-10 |
| 9229345 | Toner | Naotaka Ikeda, Yasuhiro Hashimoto, Yuhei Terui, Masanori Seki, Waka Hasegawa | 2016-01-05 |