Issued Patents All Time
Showing 1–13 of 13 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 12313997 | Image forming apparatus | — | 2025-05-27 |
| 11685623 | Sheet conveying device and image forming apparatus | Takuro Morita | 2023-06-27 |
| 11543763 | Transfer unit capable of switching between two transfer rollers | Masayuki Yamada, Masaru Takagi, Takehiro Sato | 2023-01-03 |
| 11520255 | Transfer unit capable of switching a transfer roller to one of a size appropriate to a recording medium | Takehiro Sato, Masayuki Yamada, Masaru Takagi | 2022-12-06 |
| 11520254 | Transfer unit capable of switching between two transfer rollers and maintaining a positional relationship with pre-transfer guide | Masaru Takagi, Masayuki Yamada, Takehiro Sato | 2022-12-06 |
| 11474457 | Image forming apparatus that can selectively switch between two transfer rollers | Masayuki Yamada, Masaru Takagi, Takehiro Sato | 2022-10-18 |
| 10656579 | Fixing device and image forming apparatus | Tetsuro Kawashima | 2020-05-19 |
| 10551779 | Fixing device including pressing mechanism for pressing region and image forming apparatus | — | 2020-02-04 |
| 10338504 | Fixing device and image forming apparatus including the same | — | 2019-07-02 |
| 9927769 | Image forming apparatus | Mitsuki Hattori | 2018-03-27 |
| 9856100 | Sheet guiding mechanism, image forming apparatus | Yuichiro Tanaka | 2018-01-02 |
| 9008537 | Image forming apparatus | — | 2015-04-14 |
| 8047540 | Recording medium conveying device and image forming apparatus | Hironori Daigo | 2011-11-01 |