Issued Patents 2019
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10396544 | Shutoff device | Eiji Iwami, Tsuyoshi Ikushima, Tomokazu Nishigaki | 2019-08-27 |
| 10367346 | Electric leakage protection device and feed control device | Koji Yamato, Hideki Kawahara | 2019-07-30 |