Issued Patents 2020
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10775847 | Docking station | Yoshiyuki Shibayama, Tetsuo Ogawa, Shinichi Kubota, Xiangyang Liu | 2020-09-15 |
| 10705567 | Docking device | Yoshiyuki Shibayama, Shigeki Mori, Toshihiro Inoue | 2020-07-07 |
| 10656678 | Portable information device and docking device | Yoshiyuki Shibayama, Hiroaki Agata | 2020-05-19 |
| 10652416 | Image forming apparatus configured to perform authentication of a developer cartridge attached thereto | — | 2020-05-12 |