Issued Patents All Time
Showing 1–18 of 18 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10459368 | Powder detector, control method of same, and image forming apparatus incorporating same | Sumihiro Inokuchi, Hiroshi Adachi, Masashi Hommi, Naohiro Funada, Norio Muraishi +2 more | 2019-10-29 |
| 10228632 | Powder detection device, image forming apparatus, powder detection method, and non-transitory recording medium | Mitsufumi Yamamoto, Tetsuro Hirota, Kenji Kikuchi, Kazuho Satoh, Ko Tokumaru | 2019-03-12 |
| 10099876 | Sheet material thickness detection device, sheet material anomaly detection device, sheet material feeding device, and image forming device | Tetsuro Hirota | 2018-10-16 |
| 10029871 | Image forming apparatus and setting method | Keita Maejima, Yuji Ikeda, Takuya Murata, Kazuho Satoh | 2018-07-24 |
| 9507290 | Magnetic permeability detector, developing device, image forming apparatus, and oscillation signal frequency calculation method therefor | Tetsuro Hirota, Hiroshi Hosokawa, Shunji Katoh, Masayuki Yamane, Masahiro Watanabe | 2016-11-29 |
| 9507291 | Magnetic permeability detector, developing device, image forming apparatus, and oscillation signal frequency calculation method therefor | Tetsuro Hirota, Hiroshi Hosokawa, Shunji Katoh, Masayuki Yamane, Masahiro Watanabe | 2016-11-29 |
| 9499363 | Sheet thickness detector and image forming apparatus including same | Yuu Wakabayashi, Ryo Takenaka, Masashi Satoh, Yusuke Ozaki, Yuji Ikeda +3 more | 2016-11-22 |
| 9170233 | Magnetic permeability detector, developing device, image forming apparatus, and oscillation signal frequency calculation method therefor | Tetsuro Hirota, Hiroshi Hosokawa, Shunji Katoh, Masayuki Yamane, Masahiro Watanabe | 2015-10-27 |
| 8950750 | Sheet thickness detector and image forming apparatus including same | Yuu Wakabayashi, Ryo Takenaka, Masashi Satoh, Yusuke Ozaki, Yuji Ikeda +3 more | 2015-02-10 |
| 8794626 | Sheet thickness detecting device, feeding device, and image forming apparatus | Ryo Takenaka, Yusuke Ozaki, Masashi Satoh, Hiroshi Adachi, Hiroshi Okamura +2 more | 2014-08-05 |
| 8488203 | Image forming apparatus, image forming method, and computer program product that performs skew correction | Makoto Higashiyama, Yoshiaki Kawai, Tomohide Kondoh, Masashi Suzuki | 2013-07-16 |
| 8320024 | Method and apparatus for image forming and computer program product | Yoshiaki Kawai, Makoto Higashiyama, Tomohide Kondoh, Masashi Suzuki | 2012-11-27 |
| 8229335 | Image forming apparatus, image forming method, and image forming program product | — | 2012-07-24 |
| 7843604 | Image correcting device, image forming apparatus, and image correcting method | Makoto Higashiyama, Yoshiaki Kawai, Tomohide Kondoh, Masashi Suzuki | 2010-11-30 |
| 7734198 | Image forming apparatus and wireless communication device | Makoto Higashiyama, Kazumasa Koike, Kazuyuki Sato, Toyokazu Aoki, Masaki Tsugawa | 2010-06-08 |
| 7324587 | Communication apparatus | — | 2008-01-29 |
| 7197256 | Image forming apparatus with transfer belt speed control | — | 2007-03-27 |
| 7133627 | Belt driver, image forming apparatus, and method that can reduce the time until speed control of a belt is performed | — | 2006-11-07 |