Issued Patents All Time
Showing 1–25 of 29 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 12197158 | Stiffness measuring device, image forming system, and stiffness measuring method | Yasuo KOYANAGI, Kazumichi YOSHIDA, Yoshihito Sasamoto | 2025-01-14 |
| 12098051 | Image forming apparatus, printing method, and computer-readable recording medium that has stored control program | Satoshi Ogata, Yumiko Izumiya, Hiroyuki Maruyama, Masashi Sugano, Tsuyoshi Yoneyama | 2024-09-24 |
| 12030304 | Conveyance device, image formation apparatus, and image formation system | Satoshi Ogata, Masayuki Watanabe, Hidenori Mine | 2024-07-09 |
| 11740580 | Image forming system and method for detecting glossiness | Akimasa Ishikawa, Hitoshi Asano, Yumiko Izumiya, Hirotada Seki, Yasuo KOYANAGI | 2023-08-29 |
| 11708231 | Paper sheet sensing device, paper sheet conveying device, and image forming apparatus | Satoshi Ogata, Masayuki Watanabe, Hidenori Mine | 2023-07-25 |
| 11627234 | Post-processing device, image forming device, adjustment method for post-processing device, and recording medium | Masayuki Watanabe, Hidenori Mine, Satoshi Ogata | 2023-04-11 |
| 11591174 | Physical property detecting device and image forming system | Yumiko Izumiya, Satoshi Ogata | 2023-02-28 |
| 11533408 | Sheet conveyance device and image forming apparatus | Hirotada Seki, Hitoshi Asano, Yumiko Izumiya, Akimasa Ishikawa, Yasuo KOYANAGI | 2022-12-20 |
| 11286125 | Measuring device, image forming apparatus, and measuring method | Yumiko Izumiya, Satoshi Ogata, Hitoshi Asano, Hirotada Seki, Akimasa Ishikawa | 2022-03-29 |
| 10313546 | Image reading apparatus and image forming apparatus | Takashi Watanabe, Kiyohito Tsujihara, Akinori Kimata, Shiro Umeda, Kouei Cho | 2019-06-04 |
| 10175625 | Sheet conveying apparatus which can detect thickness of sheets | Takashi Watanabe, Akinori Kimata, Shiro Umeda | 2019-01-08 |
| 9656820 | Sheet conveying apparatus which detects multiple feed | Akinori Kimata, Takashi Watanabe, Toshikazu Higashi | 2017-05-23 |
| 9182722 | Image forming system and control method for the same | Katsuyuki Ikuta, Katsunori Takahashi, Kenichi Hayashi, Tatsuhiro Noutomi | 2015-11-10 |
| 9098058 | Image forming system and maintenance method of image forming system | Kenji Yamamoto, Hideki Nakamura, Akira Okamoto | 2015-08-04 |
| 9042742 | Image forming apparatus and image forming method | Katsunori Takahashi, Hiroyuki Watanabe, Kenichi Hayashi, Keigo Ogura, Takahiro Yokoya +1 more | 2015-05-26 |
| 9031429 | Gloss processing apparatus | Satoshi Shimao, Katsunori Takahashi, Kenji Tamaki, Kenichi Hayashi, Yumiko Izumiya | 2015-05-12 |
| 8838004 | Gloss processing apparatus | Satoshi Shimao, Katsunori Takahashi, Kenji Tamaki, Kenichi Hayashi, Yumiko Izumiya | 2014-09-16 |
| 8634729 | Image forming apparatus and image forming system with winding detection | Akira Okamoto, Kenji Yamamoto, Kazumichi Yamauchi, Hideki Nakamura, Masatoshi OGAWA | 2014-01-21 |
| 8565664 | Image forming apparatus | Kazumichi Yamauchi, Hideki Nakamura, Akira Okamoto, Masatoshi OGAWA | 2013-10-22 |
| 8342501 | Sheet feeding device and image forming apparatus with a plurality of sheet feed trays | Kazumichi Yamauchi, Hideki Nakamura, Akira Okamoto, Yoshiki Katayama, Masatoshi OGAWA | 2013-01-01 |
| 8205872 | Sheet supply device and image forming apparatus | Kazumichi Yamauchi, Kenji Yamamoto, Hideki Nakamura, Akira Okamoto, Yoshiki Katayama | 2012-06-26 |
| 7894764 | Image forming apparatus | Kazumichi Yamauchi, Satoshi Sakata, Kenji Yamamoto, Akira Okamoto | 2011-02-22 |
| 7877034 | Image forming apparatus, sheet finisher and image forming system | Hideki Nakamura, Satoshi Sakata, Kazumichi Yamauchi, Akira Okamoto, Kenji Yamamoto | 2011-01-25 |
| 7865103 | Image forming apparatus and image forming system displaying transfer sheet color | Satoshi Sakata, Kenji Yamamoto, Kazumichi Yamauchi, Hideki Nakamura, Akira Okamoto | 2011-01-04 |
| 7650108 | Image forming apparatus | Kenji Yamamoto, Satoshi Sakata, Kazumichi Yamauchi, Akira Okamoto | 2010-01-19 |