Issued Patents All Time
Showing 1–23 of 23 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10860003 | Servo controller | — | 2020-12-08 |
| 10606238 | Servo controller | — | 2020-03-31 |
| 10303102 | Image forming apparatus and image forming system | — | 2019-05-28 |
| 10242765 | Conductive member, image forming apparatus, conductive particle and method for manufacturing the same | Wanli Zhang, Kazuyoshi Ota, Junji Kanda | 2019-03-26 |
| 10228676 | Servo control device | — | 2019-03-12 |
| 9599980 | Numerical controller having suppressor that suppresses variation in velocity due to abrupt change in positional deviation | Takehiro Yamaguchi | 2017-03-21 |
| 9327464 | Intermediate transfer belt and image forming apparatus | Wanli Zhang, Junji Kanda, Kazuyoshi Ota | 2016-05-03 |
| 7502147 | Image position correcting method, image position correcting jig, and image formation device | Masakazu Suzuki, Kazunori Miyamoto, Motohiro Hayashi, Yoshikazu Kondoh | 2009-03-10 |
| 5633669 | Image forming apparatus for synthesizing a differential peak signal and an image signal | Yoshinobu Hada, Masaki Tanaka, Kazuyuki Fukui | 1997-05-27 |
| 5383007 | Apparatus for measuring developer density by reflected light from the developer illuminated through a detection window | Naoyoshi Kinoshita | 1995-01-17 |
| 5276481 | Method and apparatus for optically measuring toner density | Naoyoshi Kinoshita | 1994-01-04 |
| 5189476 | Developing device for producing a developed image | Masahiro Anno, Hiroshi Mizuno, Eiichi Sano | 1993-02-23 |
| 5140373 | Electrostatic latent image developing apparatus with bristle height adjusting member | Akihito Ikegawa, Hiroshi Mizuno, Hiroshi Murasaki | 1992-08-18 |
| 5117259 | Apparatus for measuring developer density | Naoyoshi Kinoshita, Hideo Kitakubo | 1992-05-26 |
| 5012285 | Developing apparatus including a partitioning arrangement for partitioning the toner accommodating tank | Tateki Oka, Naoki Toyoshi, Tomoaki Yokoyama, Hiroshi Mizuno, Hiroshi Murasaki +2 more | 1991-04-30 |
| 4987452 | Developing apparatus provided with a chamber for controlling toner grain diameter | Shuichi Nakagawa, Hiroshi Murasaki, Akihito Ikegawa, Hiroshi Mizuno | 1991-01-22 |
| 4973540 | Developer for electrostatic latent image containing fine particle comprising positively and negatively chargeable polar group | Junji Machida, Masashi Yamamoto, Ichiro Demizu | 1990-11-27 |
| 4947212 | Developing apparatus with color dependent toner supply voltage | Akihito Ikegawa, Hiroshi Mizuno, Hiroshi Murasaki | 1990-08-07 |
| 4924806 | Developing apparatus | Hiroshi Mizuno, Hiroshi Murasaki, Akihito Ikegawa | 1990-05-15 |
| 4851872 | Developing device with developer sleeve facilitating developer supply adjustment by bristle height regulating member | Hiroshi Murasaki, Hiroshi Mizuno, Akihito Ikegawa | 1989-07-25 |
| 4819027 | Developing apparatus | Hiroshi Murasaki, Hiroshi Mizuno, Akihito Ikegawa | 1989-04-04 |
| 4809034 | Developing device | Hiroshi Murasaki, Hiroshi Mizuno, Akihito Ikegawa | 1989-02-28 |
| 4786936 | Electrostatic latent image developing device | Akihito Ikegawa, Hiroshi Mizuno, Hiroshi Murasaki | 1988-11-22 |