Issued Patents All Time
Showing 1–5 of 5 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| D1009988 | Toner cartridge | Tetsu Koyama, Yoshihiro Goto, Hisatoshi Saito, Shingo Shimada, Akira Saito | 2024-01-02 |
| D998033 | Image drum cartridge | Tetsu Koyama, Yoshihiro Goto, Hisatoshi Saito, Shingo Shimada, Akira Saito | 2023-09-05 |
| D984529 | Image drum cartridge | Tetsu Koyama, Yoshihiro Goto, Hisatoshi Saito, Shingo Shimada, Akira Saito | 2023-04-25 |
| D967891 | Toner cartridge | Tetsu Koyama, Yoshihiro Goto, Hisatoshi Saito, Shingo Shimada, Akira Saito | 2022-10-25 |
| 11429037 | Developer container and image forming apparatus having developer outlet for discharging developer | — | 2022-08-30 |