Issued Patents 2021
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11165333 | Snubber device and power conversion apparatus | Ryuji Yamada, Qichen WANG | 2021-11-02 |
| 10976373 | Lead acid battery device, control device for lead acid battery, and control method for lead acid battery | Takaharu Ohkanda, Hiroshi Takano | 2021-04-13 |