Issued Patents 2021
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11199563 | Electric current sensor | Ryosuke Sakai, Takuma Esaka | 2021-12-14 |
| 11105831 | Current sensor | Takuma Esaka, Ryosuke Sakai | 2021-08-31 |
| 11041887 | Current sensor | Takuma Esaka, Kohsuke Nomura, Ryosuke Sakai | 2021-06-22 |
| 10969410 | Current sensor device | Kohsuke Nomura, Ryosuke Sakai, Takuma Esaka | 2021-04-06 |
| 10962573 | Current sensor device | Kohsuke Nomura, Ryosuke Sakai, Takuma Esaka | 2021-03-30 |