Issued Patents All Time
Showing 1–25 of 37 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10807827 | Stack limiting unit for sheet processing device | Wataru Takahashi, Nobuyoshi Suzuki, Hidehiko Fujiwara, Yuusuke Shibasaki, Koki Sakano +1 more | 2020-10-20 |
| 10689221 | Sheet processing apparatus and image forming system | Koki Sakano, Nobuyoshi Suzuki, Hidehiko Fujiwara, Yuusuke Shibasaki, Wataru Takahashi +5 more | 2020-06-23 |
| 10562733 | Sheet processing device including a staple binding unit and a stapleless binding unit and image forming system | Wataru Takahashi, Nobuyoshi Suzuki, Hidehiko Fujiwara, Yuusuke Shibasaki, Koki Sakano +1 more | 2020-02-18 |
| 10097711 | Sheet processing device and image forming system | Nobuyoshi Suzuki, Hidehiko Fujiwara, Yuusuke Shibasaki, Wataru Takahashi, Koki Sakano +5 more | 2018-10-09 |
| 9944488 | Sheet processing apparatus and image forming system | Akira Kunieda, Nobuyoshi Suzuki, Hidehiko Fujiwara, Yuusuke Shibasaki, Wataru Takahashi +8 more | 2018-04-17 |
| 9725276 | Sheet processing device incuding a stacked-sheet-count limiting unit configured to limit the number of sheets holdable in the sheet tray and image forming system | Wataru Takahashi, Nobuyoshi Suzuki, Hidehiko Fujiwara, Yuusuke Shibasaki, Koki Sakano +1 more | 2017-08-08 |
| 9440478 | Paper binding device, paper processing apparatus, image forming apparatus, and image forming system | Wataru Takahashi, Nobuyoshi Suzuki, Hidehiko Fujiwara, Makoto Hidaka, Yuusuke Shibasaki +2 more | 2016-09-13 |
| 9415560 | Sheet processing apparatus, image forming system, and image forming apparatus | Takuya Morinaga, Nobuyoshi Suzuki, Yuusuke Shibasaki, Ryuji Yoshida, Wataru Takahashi +4 more | 2016-08-16 |
| 9315356 | Sheet processing apparatus having binding unit and image forming system thereof | Ryuji Yoshida, Nobuyoshi Suzuki, Shingo Matsushita, Yuusuke Shibasaki, Wataru Takahashi +6 more | 2016-04-19 |
| 9254621 | Method for attaching crimping members, sheet binding device, and image forming apparatus | Wataru Takahashi, Nobuyoshi Suzuki, Shingo Matsushita, Yuusuke Shibasaki, Ryuji Yoshida +4 more | 2016-02-09 |
| 9162839 | Sheet processing apparatus and image forming system | Ryuji Yoshida, Nobuyoshi Suzuki, Yuusuke Shibasaki, Hidehiko Fujiwara, Makoto Hidaka +2 more | 2015-10-20 |
| 9102492 | Clamping binding device | Takashi Saito, Shingo Matsushita, Yuusuke Shibasaki, Satoshi Saito, Makoto Hidaka +5 more | 2015-08-11 |
| 9096091 | Postprocessing apparatus, and image forming apparatus and image forming system including the postprocessing apparatus | Yuusuke Shibasaki, Nobuyoshi Suzuki, Takashi Saito, Shingo Matsushita, Akihiro Musha +4 more | 2015-08-04 |
| 9090051 | Sheet binding device, sheet processing apparatus, image forming apparatus, image forming system, and sheet binding method | Wataru Takahashi, Nobuyoshi Suzuki, Yuusuke Shibasaki, Ryuji Yoshida, Takashi Saito +4 more | 2015-07-28 |
| 9010753 | Sheet processing apparatus and image forming system | Yuusuke Shibasaki, Nobuyoshi Suzuki, Shingo Matsushita, Ryuji Yoshida, Wataru Takahashi +4 more | 2015-04-21 |
| 8991808 | Sheet processing apparatus, image forming system, and sheet binding method | Nobuyoshi Suzuki, Yuusuke Shibasaki, Shingo Matsushita, Takuya Morinaga, Makoto Hidaka +5 more | 2015-03-31 |
| 8905395 | Sheet processing apparatus, image forming system, and sheet processing method | Nobuyoshi Suzuki, Shingo Matsushita, Takashi Saito, Satoshi Saito, Makoto Hidaka +3 more | 2014-12-09 |
| 8899568 | Sheet processing apparatus and image forming system | Shingo Matsushita, Nobuyoshi Suzuki, Takashi Saito, Satoshi Saito, Makoto Hidaka +5 more | 2014-12-02 |
| 6546228 | Image forming apparatus conveniently upgradable to a duplex image forming apparatus | Takeshi Motohashi, Masashi Takiguchi, Hirotaka Hatta, Hideyuki Takemoto | 2003-04-08 |
| 6141520 | Developing device for image forming apparatus and toner container therefor | — | 2000-10-31 |
| 5956549 | Rotary developing device for an image forming apparatus | Kazuyuki Sugihara, Tomoji Ishikawa | 1999-09-21 |
| 5940664 | Agitation and charging device for an image forming apparatus | Kazuyuki Sugihara, Tomoji Ishikawa | 1999-08-17 |
| 5887217 | Image forming apparatus that searches for toner cartridges in need of replacement | Yoshihiro Mitekura, Hiroshi Hosaka | 1999-03-23 |
| 5862430 | Image forming apparatus with a sensing device that determines the presence or absence of a toner cartridge | Yoshihiro Mitekura, Hiroshi Hosaka | 1999-01-19 |
| 5850586 | Rotary developing device for an image forming apparatus | Kazuyuki Sugihara, Tomoji Ishikawa | 1998-12-15 |