Issued Patents All Time
Showing 1–25 of 50 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10094684 | Method of manufacturing rotary scale, rotary scale, rotary encoder, driving apparatus, image pickup apparatus and robot apparatus | Haruhiko Horiguchi | 2018-10-09 |
| 9329058 | Encoder that detects displacement of an object, and lens apparatus and camera having the same | Haruhiko Horiguchi, Chihiro Nagura | 2016-05-03 |
| 8805022 | Velocity detection apparatus having two detectors | Yasumichi Arimitsu, Yasuyuki Miyaoka | 2014-08-12 |
| 8527236 | Displacement detection apparatus and method of correcting error of scale used for displacement detection apparatus | Shinichiro Takahama, Yasuyuki Miyaoka, Yasumichi Arimitsu | 2013-09-03 |
| 8487237 | Rotary encoder and method of assembling the same | Ikuo Watanabe, Chihiro Nagura, Hiraku Kozuka, Satoru Hamasaki, Makoto Ogura +2 more | 2013-07-16 |
| 8422025 | Optical encoder for obtaining displacement information of object | — | 2013-04-16 |
| 7732757 | Origin detection method for optical encoder | Akio Atsuta | 2010-06-08 |
| 7622698 | Detection head | Akio Atsuta | 2009-11-24 |
| 7425697 | Origin detection method for optical encoder | Akio Atsuta | 2008-09-16 |
| 7391011 | Optical encoder capable of detecting absolute position | Akio Atsuta | 2008-06-24 |
| 7385179 | Optical encoder for measuring displacement | Akio Atsuta | 2008-06-10 |
| 7358865 | Optical encoder and apparatus using optical encoder | Akio Atsuta | 2008-04-15 |
| 7348544 | Optical encoder with discontinuous optical grating | Akio Atsuta | 2008-03-25 |
| 7332708 | Optical encoder | Akio Atsuta | 2008-02-19 |
| 7326919 | Optical encoder | Akio Atsuta | 2008-02-05 |
| 7282699 | Optical encoder for improved detection of the absolute position of an origin point | Akio Atsuta | 2007-10-16 |
| 7217916 | Optical encoder | Akio Atsuta | 2007-05-15 |
| 7184914 | Sensor signal processor | Akio Atsuta | 2007-02-27 |
| 7132647 | Optical encoder | Akio Atsuta | 2006-11-07 |
| 7122785 | Rotation angle detection apparatus and resin rotary disk for the same | Akio Atsuta | 2006-10-17 |
| 7099790 | Sensor signal processor | Akio Atsuta | 2006-08-29 |
| 7087888 | Electrical division circuit for an optical encoder | Akio Atsuta | 2006-08-08 |
| 7055926 | Liquid container, method for detecting liquid amount in liquid container, and liquid ejection recording apparatus | Yoshinori Kojima, Hajime Yamamoto, Eiichiro Shimizu, Nobuyuki Hatasa | 2006-06-06 |
| 7045770 | Sensor using roof mirror/roof prism array scale, and apparatus equipped with the sensor | Akio Atsuta | 2006-05-16 |
| 7043054 | Postal information input apparatus and a data display method thereof | Tadashi Adachi | 2006-05-09 |