Issued Patents All Time
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 12353152 | Sheet characteristic detection device, image forming system including the same, and image forming apparatus | Hiroyuki Yoshikawa, Hitoshi Asano, Yumiko Izumiya, Akimasa Ishikawa | 2025-07-08 |
| 12197158 | Stiffness measuring device, image forming system, and stiffness measuring method | Kazumichi YOSHIDA, Yoshihito Sasamoto, Kazutoshi Yoshimura | 2025-01-14 |
| 11740580 | Image forming system and method for detecting glossiness | Akimasa Ishikawa, Hitoshi Asano, Yumiko Izumiya, Hirotada Seki, Kazutoshi Yoshimura | 2023-08-29 |
| 11533408 | Sheet conveyance device and image forming apparatus | Hirotada Seki, Hitoshi Asano, Yumiko Izumiya, Akimasa Ishikawa, Kazutoshi Yoshimura | 2022-12-20 |