Issued Patents All Time
Showing 1–12 of 12 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 12421064 | Feeding device and image forming apparatus | Yoshiyuki Kitazawa, Kenta OGATA, Kouhei YUKAWA, Masaru Okutsu, Yohei ONOUE | 2025-09-23 |
| 12240722 | Feeding device and image forming apparatus | Yoshiyuki Kitazawa, Yohei ONOUE | 2025-03-04 |
| 11909931 | Feeding device and image forming apparatus | Yohei ONOUE, Yoshiyuki Kitazawa | 2024-02-20 |
| 11155425 | Sheet feed device | Masashi Ikeda | 2021-10-26 |
| 9199812 | Sheet feeding device, and image forming apparatus | — | 2015-12-01 |
| 8662495 | Medium feeding device and image forming apparatus | Yoshiyuki Kitazawa, Hajime Yoshii | 2014-03-04 |
| 8608157 | Medium feed device and image forming apparatus with suction-member moving mechanism | Hiroatsu Kazama | 2013-12-17 |
| 8387968 | Recording-material-feeding device and image forming apparatus | Yuji Otsuka | 2013-03-05 |
| 8113501 | Sheet supply device | Nobutaka Uji | 2012-02-14 |
| 6273418 | Sheet registration device and an image forming apparatus having the same | Takashi Abe, Shinji Hozumi | 2001-08-14 |
| 6014542 | Image formation system | Shinji Hozumi, Takashi Abe | 2000-01-11 |
| 5983066 | Image forming apparatus | Takashi Abe, Shinji Hozumi | 1999-11-09 |