Issued Patents All Time
Showing 1–25 of 25 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11815824 | Image forming apparatus that generates test image group having plurality of test images | Kazutaka Yaguchi | 2023-11-14 |
| 11674893 | Structure of optical sensor having light-emitting element and light-receiving element | Kazushi Ino, Junya Azami, Kazutaka Yaguchi, Hiroshi Kita | 2023-06-13 |
| 11579081 | Structure of optical sensor having light-emitting element and plurality of light-receiving elements | Kazushi Ino, Kazutaka Yaguchi, Junya Azami, Hiroshi Kita | 2023-02-14 |
| 10503109 | Optical sensor having an irradiating light separation component and image forming apparatus thereof | Kazushi Ino, Chihiro Nagura | 2019-12-10 |
| 10228647 | Optical sensor and image forming apparatus | Kazushi Ino, Naoki Nishimura, Takashi Fukuhara, Osamu Nagasaki | 2019-03-12 |
| 10191428 | Image forming apparatus performing misregistration correction control based on detection results of detection pattern | Hiroyuki Yamazaki | 2019-01-29 |
| 10187540 | Image forming apparatus and optical sensor detecting target formed on image carrier or recording medium using effective light-receiving elements | Takashi Fukuhara, Kazushi Ino, Naoki Nishimura, Keisuke Nakano | 2019-01-22 |
| 10158780 | Image forming apparatus and optical sensor detecting target formed on image carrier or recording medium | Takashi Fukuhara, Kazushi Ino, Naoki Nishimura, Keisuke Nakano | 2018-12-18 |
| 9971293 | Image forming apparatus including optical sensor | Noriyuki Monden, Kazushi Ino | 2018-05-15 |
| 9927752 | Optical sensor and image forming apparatus | Kazushi Ino, Naoki Nishimura, Takashi Fukuhara, Osamu Nagasaki | 2018-03-27 |
| 9885990 | Image forming apparatus and detection apparatus for detecting position or density information of detection image | Hidetoshi Hanamoto | 2018-02-06 |
| 9576229 | Image forming apparatus and detection apparatus | Shinji Hosoya, Kenichi Fujii | 2017-02-21 |
| 9494889 | Image forming apparatus and detection apparatus | Toshikazu Tsuchiya | 2016-11-15 |
| 9316942 | Reflection detection apparatus and apparatus using the same | Takashi Fukuhara | 2016-04-19 |
| 9244415 | Image forming apparatus having two or more light receiving units | Atsuhiko Yamaguchi, Satoru Koyama, Shuhei Watanabe | 2016-01-26 |
| 9213290 | Image forming apparatus capable of changing the number of light receiving elements of a light receiving unit | Satoru Koyama, Atsuhiko Yamaguchi, Shuhei Watanabe | 2015-12-15 |
| 9182708 | High-voltage generation apparatus | — | 2015-11-10 |
| 9075368 | High voltage generating device and image forming apparatus | — | 2015-07-07 |
| 9049313 | Image forming apparatus that controls image formation condition | Kenichi Fujii | 2015-06-02 |
| 8957507 | Technology of reducing radiation noise of semiconductor device | — | 2015-02-17 |
| 8575743 | Printed board and semiconductor integrated circuit | — | 2013-11-05 |
| 8063480 | Printed board and semiconductor integrated circuit | — | 2011-11-22 |
| 6873820 | Image forming apparatus | Mitsugu Tanaka, Eiichiro Teshima, Tadashi Okanishi | 2005-03-29 |
| 6229721 | High voltage power supply apparatus | Hiroshi Mano | 2001-05-08 |
| 5953218 | High voltage generation apparatus | — | 1999-09-14 |