Issued Patents All Time
Showing 1–22 of 22 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 12122628 | Sheet sorting apparatus and image forming apparatus | Hiroshi Chihara, Kazuhisa Sato | 2024-10-22 |
| 12122627 | Sheet sorting apparatus | Kazuhisa Sato | 2024-10-22 |
| 11840416 | Sheet sorting apparatus and image forming apparatus | Hiroshi Chihara, Kazuhisa Sato | 2023-12-12 |
| 11745971 | Sheet sorting apparatus | Kazuhisa Sato | 2023-09-05 |
| 11434098 | Sheet sorting device and image forming apparatus | Yuta Hojo, Kazuhisa Sato | 2022-09-06 |
| 11370633 | Sheet sorting apparatus and image forming apparatus | Kazuhisa Sato | 2022-06-28 |
| 11174119 | Sheet sorting apparatus and image forming apparatus | Hiroshi Chihara, Kazuhisa Sato | 2021-11-16 |
| 11163254 | Image forming system for executing stapling process | Ryo Takaba, Seiji Yokoyama | 2021-11-02 |
| 11112743 | Recording material processing apparatus including alignment unit for aligning recording materials and image forming apparatus | Kazuhisa Sato, Seiji Yokoyama | 2021-09-07 |
| 10870552 | Sheet sorting apparatus | Kazuhisa Sato | 2020-12-22 |
| 10669114 | Sheet conveyance apparatus controlling direction for conveying sheet, and image forming apparatus | Hideaki Yamaguchi, Hiroharu Tsuji | 2020-06-02 |
| 10662021 | Sheet sorting apparatus and image forming apparatus | Kazuhisa Sato | 2020-05-26 |
| 10386772 | Recording material processing apparatus including alignment unit for aligning recording materials and imaging forming apparatus | Kazuhisa Sato, Seiji Yokoyama | 2019-08-20 |
| 10239721 | Sheet conveyance apparatus controlling direction for conveying sheet, and image forming apparatus | Hideaki Yamaguchi, Hiroharu Tsuji | 2019-03-26 |
| 10227947 | Cylinder head for vehicle engine | Kazuaki Koyama, Yuya Okamoto, Akira Yoshihara, Norio Takayasu | 2019-03-12 |
| 9933743 | Recording material processing apparatus including alignment unit for aligning recording materials and image forming apparatus | Kazuhisa Sato, Seiji Yokoyama | 2018-04-03 |
| 9791816 | Image forming apparatus and sheet accommodating device | Yohei Suzuki, Masayoshi Fukatsu, Hiroharu Tsuji | 2017-10-17 |
| 9617090 | Image forming apparatus that includes a plurality of sheet storage portions | Masayoshi Fukatsu, Hiroharu Tsuji, Yohei Suzuki, Daisuke Kaneko, Kazuhisa Sato +2 more | 2017-04-11 |
| 9602690 | Image forming system, image forming apparatus and post processing apparatus | Seiji Yokoyama, Kazuhisa Sato | 2017-03-21 |
| 9354580 | Image forming apparatus | Masayoshi Fukatsu, Hiroharu Tsuji, Yohei Suzuki | 2016-05-31 |
| 9346646 | Image forming apparatus and image forming system | Hiroharu Tsuji, Masayoshi Fukatsu, Yohei Suzuki | 2016-05-24 |
| 8950745 | Image forming apparatus with alignment unit | — | 2015-02-10 |