Issued Patents 2025
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 12208462 | Steel sheet assembly, method of manufacturing steel sheet assembly, and spot welding process | Hiroshi Matsuda, Yasuaki Okita, Muneo Matsushita, Kenji Oi | 2025-01-28 |
| 12194562 | Rotating tool for double-sided friction stir welding, double-sided friction stir welding apparatus, and double-sided friction stir welding method | Muneo Matsushita, Hiroshi Matsuda, Daiki YAMAGISHI | 2025-01-14 |