Issued Patents 2019
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10399174 | Switching electrode and resistance welding device using same, spot welding device and spot welding method | Takahiro Morita, Yosuke Hiruma, Akira Goto, Tatsuro Ikeda | 2019-09-03 |