Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7261288 | Postprocessing apparatus with two or more finishing devices | Hisao Hosoya, Kazuhiro Hirota, Kazuyoshi Omi, Kazuaki Fukuda, Yuji Kanazawa +7 more | 2007-08-28 |
| 7003257 | Hole-punching processor and image forming apparatus | Kohji Yoshie, Hisao Hosoya, Masanobu Kawano, Kazuyoshi Omi, Masaru Goto +2 more | 2006-02-21 |
| 6719680 | Sheet folding apparatus | Hisao Hosoya, Kazuyoshi Omi, Masaru Goto, Tomoki Nagaoka, Kazuaki Fukuda +1 more | 2004-04-13 |
| 6427997 | Sheet stacker with aligning/conveying rollers and image forming apparatus using the same | Kazuhiro Hirota, Hisao Hosoya, Masanobu Kawano, Yuji Kanazawa, Mamoru Tomotsune +2 more | 2002-08-06 |