Issued Patents 2019
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10291044 | Battery charger and control method thereof | — | 2019-05-14 |
| 10177559 | Electrically-driven working apparatus and method for protecting battery of electrically-driven working apparatus | Takuya Umemura, Takayoshi Endo, Masafumi Noda | 2019-01-08 |