Issued Patents 2021
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11209756 | Method for producing printed matter | Yoshiro Tsukada, Naoyuki Yamamoto, Shuichi Tamura, Akifumi Matsubara, Hayato Ida | 2021-12-28 |
| 11194260 | White toner | Kouichirou Ochi, Hayato Ida, Katsuyuki Hotta | 2021-12-07 |
| 11112707 | Electrophotographic photosensitive member, process cartridge, and electrophotographic apparatus | Koji Takahashi, Akifumi Matsubara | 2021-09-07 |
| 11112711 | White toner | Kouichirou Ochi, Tomoyo Miyakai, Takashi Hirasa | 2021-09-07 |
| 11029617 | White toner and method for producing same | Kouichirou Ochi, Hayato Ida | 2021-06-08 |