Issued Patents 2021
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11205977 | Power generating element | Kazuhiro Okada, Satoshi Era | 2021-12-21 |
| 11118987 | Torque sensor used for robot arm, has an exertion support body exerting the torque to an annular deformation body | Kazuhiro Okada | 2021-09-14 |
| 11088637 | Power generating element | Kazuhiro Okada, Satoshi Era | 2021-08-10 |
| 10917025 | Power generating element converting vibration energy into electric energy | Kazuhiro Okada | 2021-02-09 |
| 10890496 | Force sensor | Kazuhiro Okada | 2021-01-12 |