Issued Patents All Time
Showing 1–9 of 9 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11424696 | Motor drive device | Tsutomu Shikagawa | 2022-08-23 |
| 10922182 | Motor driving device and determination method | Tsutomu Shikagawa | 2021-02-16 |
| 10823783 | Motor drive device having failure detection function | Tsutomu Shikagawa | 2020-11-03 |
| 10720861 | Motor control device and motor control method | Shouta Fujii | 2020-07-21 |
| 10715059 | Motor driving device and failure detecting method | Tsutomu Shikagawa | 2020-07-14 |
| 10148211 | Machine learning apparatus and method for learning correction value in motor current control, correction value computation apparatus including machine learning apparatus and motor driving apparatus | Taku Sasaki, Tsutomu Shikagawa | 2018-12-04 |
| 10090791 | Machine learning apparatus and method for learning correction value in motor current control, correction value computation apparatus including machine learning apparatus and motor driving apparatus | Taku Sasaki, Tsutomu Shikagawa | 2018-10-02 |
| 10054640 | Motor driving device including dynamic braking circuit | Tsutomu Shikagawa | 2018-08-21 |
| 9933034 | Motor drive apparatus equipped with life prediction function for motor brake | Tsutomu Shikagawa, Kiichi Inaba | 2018-04-03 |