Issued Patents All Time
Showing 25 most recent of 59 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 12214379 | Vibratory actuator control apparatus and imaging apparatus using the same | Hiromitsu Morita, TAIGA NAGATA | 2025-02-04 |
| 11664748 | Drive control device and drive control method that enable stable output to be obtained from vibration type actuator, vibration type drive device including vibration type actuator, and apparatus | Akira Shimada | 2023-05-30 |
| 11594984 | Control apparatus for vibration motor, vibration apparatus having the same, and control method of vibration motor | — | 2023-02-28 |
| 11476779 | Drive control device, electronic equipment, drive control method, and computer readable medium | — | 2022-10-18 |
| 11139758 | Vibration drive device capable of switching between frequency control and pulse width control, electronic apparatus, and method of controlling vibration actuator | — | 2021-10-05 |
| 11063205 | Vibration actuator and method for manufacturing the same | Yuki Oda, Shinji Yamamoto | 2021-07-13 |
| 10742139 | Method of driving vibration actuator, drive device, and image pickup apparatus | — | 2020-08-11 |
| 10693394 | Driving apparatus of vibration-type actuator method of controlling driving vibration-type actuator and image pickup apparatus | — | 2020-06-23 |
| 10580963 | Method for manufacturing a vibration actuator | Yuki Oda, Shinji Yamamoto | 2020-03-03 |
| 9823543 | Driver of vibrator, method of driving the same, lens driver, vibration device, and imaging device | — | 2017-11-21 |
| 9348150 | Correcting optical device and image pickup apparatus | Makoto Shihoh, Shinya Kudo | 2016-05-24 |
| 9000691 | Method of controlling vibration motor | — | 2015-04-07 |
| 8633632 | Vibration actuator and method for manufacturing the same | Yuki Oda, Shinji Yamamoto | 2014-01-21 |
| 7732757 | Origin detection method for optical encoder | Masahiko Igaki | 2010-06-08 |
| 7701116 | Motor driving method, program therefor, and motor driving apparatus | — | 2010-04-20 |
| 7622698 | Detection head | Masahiko Igaki | 2009-11-24 |
| 7425697 | Origin detection method for optical encoder | Masahiko Igaki | 2008-09-16 |
| 7391011 | Optical encoder capable of detecting absolute position | Masahiko Igaki | 2008-06-24 |
| 7385179 | Optical encoder for measuring displacement | Masahiko Igaki | 2008-06-10 |
| 7358865 | Optical encoder and apparatus using optical encoder | Masahiko Igaki | 2008-04-15 |
| 7348544 | Optical encoder with discontinuous optical grating | Masahiko Igaki | 2008-03-25 |
| 7332708 | Optical encoder | Masahiko Igaki | 2008-02-19 |
| 7326919 | Optical encoder | Masahiko Igaki | 2008-02-05 |
| 7317291 | Frequency control circuit, motor drive apparatus, frequency control method, control method of motor drive apparatus, and program allowing computer to execute control method | Shinichi Yamashita | 2008-01-08 |
| 7282699 | Optical encoder for improved detection of the absolute position of an origin point | Masahiko Igaki | 2007-10-16 |