Issued Patents All Time
Showing 1–25 of 33 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10295948 | Image forming apparatus | Keigo Nakamura, Hirokazu Ishii, Kenji Sugiura, Atsushi Nagata, Naoto Kochi +2 more | 2019-05-21 |
| 10281848 | Image forming apparatus and image forming method | Yuuji Wada, Naoto Kochi, Hiroki Nakamatsu, Kazuki Yogosawa, Takahiro Suzuki +8 more | 2019-05-07 |
| 10228639 | Image forming apparatus with a support to adjust a rotator and a guide | Seiichi Kogure, Naohiro Kumagai, Junpei Fujita, Kazuki Yogosawa, Tatsuya Ohsugi +2 more | 2019-03-12 |
| 10191415 | Transfer rotator and image forming apparatus comprising the same | Naoto Kochi, Katsuhito Haruno, Atsushi Nakamoto, Masakazu Imai, Osamu Ichihashi | 2019-01-29 |
| 10114331 | Transfer device and image forming apparatus incorporating same | Junpei Fujita, Katsuhito Haruno, Atsushi Nakamoto, Masakazu Imai, Osamu Ichihashi +1 more | 2018-10-30 |
| 10073386 | Image forming apparatus | Naomi Sugimoto, Hirokazu Ishii, Kenji Sugiura, Atsushi Nagata, Keigo Nakamura +3 more | 2018-09-11 |
| 10067454 | Image forming apparatus | Atsushi Nagata, Shinya Tanaka, Hirokazu Ishii, Kenji Sugiura, Keigo Nakamura +2 more | 2018-09-04 |
| 10042293 | Image forming apparatus having transfer bias power controller | Naoto Kochi, Shinya Tanaka | 2018-08-07 |
| 9835987 | Image forming apparatus and transfer bias control | Kenji Sugiura, Hiroyoshi Haga, Hirokazu Ishii, Naohiro Kumagai, Seiichi Kogure +5 more | 2017-12-05 |
| 9817341 | Image forming apparatus | Tatsuya Ohsugi, Kenji Sugiura, Hirokazu Ishii, Hiroyoshi Haga, Naohiro Kumagai +5 more | 2017-11-14 |
| 9811046 | Image forming apparatus | Yuuji Wada, Naohiro Kumagai, Seiichi Kogure, Junpei Fujita, Kazuki Yogosawa +4 more | 2017-11-07 |
| 9766575 | Image forming apparatus | Tatsuya Ohsugi, Kenji Sugiura, Hirokazu Ishii, Hiroyoshi Haga, Yuuji Wada +5 more | 2017-09-19 |
| 9740156 | Image forming apparatus that adjusts a transfer bias according to surface properties of a transfer target | Yuuji Wada, Hiroyoshi Haga, Naohiro Kumagai, Seiichi Kogure, Junpei Fujita +4 more | 2017-08-22 |
| 9720364 | Image forming apparatus | Seiichi Kogure, Naohiro Kumagai, Junpei Fujita, Kazuki Yogosawa, Tatsuya Ohsugi +3 more | 2017-08-01 |
| 9696662 | Cleaning device and image forming apparatus incorporating same | Kazuki Yogosawa, Mitsuru Takahashi, Hiroyoshi Haga, Kenji Sugiura, Naohiro Kumagai +5 more | 2017-07-04 |
| 9690246 | Image forming apparatus including contact members disposed side by side at positions opposing a guide unit | Seiichi Kogure, Naohiro Kumagai, Junpei Fujita, Kazuki Yogosawa, Tatsuya Ohsugi +2 more | 2017-06-27 |
| 9645530 | Image forming apparatus | Naoto Kochi, Kenji Sugiura, Hirokazu Ishii, Hiroyoshi Haga, Yuuji Wada +4 more | 2017-05-09 |
| 9632461 | Image forming apparatus controlling transfer bias based on temperature and humidity | Kenji Sugiura, Toshitaka Yamaguchi, Hiroyoshi Haga, Hirokazu Ishii, Shinya Tanaka +6 more | 2017-04-25 |
| 9519257 | Cleaning device and image forming apparatus incorporating same | Kenji Sengoku, Kazuki Yogosawa, Mitsuru Takahashi, Seiichi Kogure, Kenji Sugiura +4 more | 2016-12-13 |
| 9395659 | Image forming apparatus | Shinya Tanaka, Hirokazu Ishii, Tsutomu Kato, Yasufumi Takahashi, Osamu Ichihashi +6 more | 2016-07-19 |
| 9395658 | Image forming apparatus | Yuuji Wada, Naohiro Kumagai, Seiichi Kogure, Junpei Fujita, Kazuki Yogosawa +4 more | 2016-07-19 |
| 9274461 | Transfer device and image forming apparatus incorporating same | Tsutomu Kato, Hirokazu Ishii, Shinya Tanaka, Yasufumi Takahashi, Osamu Ichihashi +1 more | 2016-03-01 |
| 9134656 | Image forming apparatus | Hirokazu Ishii, Tsutomu Kato, Yasufumi Takahashi, Shinya Tanaka, Osamu Ichihashi +1 more | 2015-09-15 |
| 9046830 | Image forming apparatus | Shinya Tanaka, Hirokazu Ishii, Yasunobu Shimizu, Keigo Nakamura | 2015-06-02 |
| 8965227 | Image forming apparatus including forced toner consumption control | Shinya Tanaka, Yasunobu Shimizu, Hirokazu Ishii, Keigo Nakamura | 2015-02-24 |