Issued Patents All Time
Showing 1–8 of 8 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11762311 | Drum unit attachable to image forming apparatus and including toner cartridge having toner memory including three terminals | Masaaki Wakizaka, Shunsuke AIBA, Keita Inoue | 2023-09-19 |
| 11762332 | Image forming apparatus, method, and computer-readable medium for preventing failures and errors in drum memory and belt memory due to hot-swapping | Toshinori Araki, Tatsuro Yokoi, Seiya Sato, Koji Akagi, Masaaki Wakizaka +2 more | 2023-09-19 |
| 11467533 | Image forming apparatus | Shunsuke Hachiya, Masaaki Wakizaka, Kentaro Aoyama, Toshinori Araki, Keita Inoue | 2022-10-11 |
| 11415929 | Image forming apparatus in which high-voltage electrical circuit board is located in first region and motors and control board are located in second region | Osamu Takahashi, Masaaki Wakizaka, Kentaro Aoyama, Shunsuke Hachiya, Toshinori Araki +1 more | 2022-08-16 |
| 11392084 | Image forming apparatus to which cartridge is attachable and including controller capable of determining whether cartridge is attached to image forming apparatus | Keita Inoue, Tatsuro Yokoi, Seiya Sato, Osamu Takahashi, Toshinori Araki +2 more | 2022-07-19 |
| 11237518 | Image forming apparatus, method, and computer-readable medium for preventing failures and errors in drum memory and belt memory due to hot-swapping | Toshinori Araki, Tatsuro Yokoi, Seiya Sato, Koji Akagi, Masaaki Wakizaka +2 more | 2022-02-01 |
| 9128437 | Image recording apparatus and computer readable medium | — | 2015-09-08 |
| 8646859 | Printer system, and connectable devices and printer used in the same | — | 2014-02-11 |