Issued Patents 2022
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11477595 | Audio processing device and audio processing method | — | 2022-10-18 |
| 11453110 | Electric power work device | Hisato Osawa | 2022-09-27 |
| 11439874 | Ball collecting drum and ball picker | Ryota Yamada | 2022-09-13 |