Issued Patents 2022
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11313907 | Arc discharge detection device | Katsuya Marumo, Yasushi Kawashima, Hajime Umeki, Junji OBATA | 2022-04-26 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11313907 | Arc discharge detection device | Katsuya Marumo, Yasushi Kawashima, Hajime Umeki, Junji OBATA | 2022-04-26 |