Issued Patents 2018
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10081074 | Resistance spot welding device and resistance spot welding method | Chikaumi Sawanishi, Hiroshi Matsuda, Rinsei Ikeda | 2018-09-25 |
| 9895764 | Resistance spot welding system | Chikaumi Sawanishi, Rinsei Ikeda | 2018-02-20 |
| 9895765 | Resistance spot welding method | Koichi Taniguchi, Rinsei Ikeda | 2018-02-20 |