Issued Patents All Time
Showing 1–8 of 8 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 12405543 | Toner | Takayuki Toyoda, Naoya Isono, Tomoya Nagaoka, Masao Suzuki | 2025-09-02 |
| 12253824 | Toner | Kenichi Nakayama, Naoya Isono, Yoshiaki Shiotari | 2025-03-18 |
| 12158725 | Toner | Mai Kato, Naoya Isono, Kenichi Nakayama, Yoshiaki Shiotari | 2024-12-03 |
| 12130587 | Toner | Naoya Isono, Kenichi Nakayama, Mai Kato | 2024-10-29 |
| 11774871 | Toner and method for manufacturing toner | Yoshiaki Shiotari, Shintaro Noji, Kazutaka Sasaki | 2023-10-03 |
| 11397386 | Toner and toner manufacturing method | Yoshiaki Shiotari, Shintaro Noji, Mai Kato | 2022-07-26 |
| 10747136 | Toner | Takashi Kenmoku, Shota Amano, Tomohiro Unno | 2020-08-18 |
| 9785068 | Toner | Noriyoshi Umeda, Takeshi Kaburagi, Naotaka Ikeda, Shohei Shibahara, Yoshiaki Wada | 2017-10-10 |