Issued Patents All Time
Showing 1–5 of 5 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 12372890 | Toner manufacturing method and toner | Takahiro Yamashita, Kazuhiko Nakamura, Yuji Isshiki | 2025-07-29 |
| 12111613 | Preparing method of electrostatic charge image developing toner and electrostatic charge image developing toner | Atsushi Sugawara, Daisuke Noguchi, Kazuhiko Nakamura, Hiroshi Nakazawa | 2024-10-08 |
| 10670982 | Electrostatic-image developing toner, electrostatic image developer, and toner cartridge | Takahiro Yamashita, Kazuya Mori, Takahisa TATEKAWA, Akitsugu Seto, Yuji Isshiki +1 more | 2020-06-02 |
| 10025210 | Electrostatic charge image developing toner, electrostatic charge image developer, and toner cartridge | Takeshi Tanabe, Sakon Takahashi, Yasuaki Hashimoto, Masaaki Usami, Yuka ZENITANI +3 more | 2018-07-17 |
| 9910372 | Electrostatic charge image developing toner, electrostatic charge image developer, and toner cartridge | Moegi Iguchi, Sakon Takahashi, Takeshi Tanabe, Hiroshi Kamada, Yasuaki Hashimoto +3 more | 2018-03-06 |