Issued Patents 2022
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11533408 | Sheet conveyance device and image forming apparatus | Hirotada Seki, Hitoshi Asano, Yumiko Izumiya, Akimasa Ishikawa, Yasuo KOYANAGI | 2022-12-20 |
| 11286125 | Measuring device, image forming apparatus, and measuring method | Yumiko Izumiya, Satoshi Ogata, Hitoshi Asano, Hirotada Seki, Akimasa Ishikawa | 2022-03-29 |