Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 12186839 | Metal laminating and modeling method | Yasunori Sakai, Kazuhiro Ishibashi, Yasuyuki Tanaka, Atsushi Suzuki | 2025-01-07 |
| 11938559 | Stir pin, friction stir welding tool, and machine tool | Eiji MATSUBARA, Masayasu MINATANI, Toru Murakami | 2024-03-26 |
| 11130193 | Friction stir welding tool and friction stir welder | Masayasu Hachiya, Eiji MATSUBARA, Toru Murakami | 2021-09-28 |