Issued Patents 2021
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11029637 | Positioning structure between sheet feeder and image forming apparatus to be installed onto top of the sheet feeder | Masayuki Yamada | 2021-06-08 |
| 11011996 | Power converter | Hiroyuki Saito, Yutaka Okubo, Ryuji Kurihara, Yuji Sobu | 2021-05-18 |
| 10962921 | Connecting structure between electrical connector of sheet feeder and electrical connector of image forming apparatus to be installed onto top of the sheet feeder | Masayuki Yamada | 2021-03-30 |