Issued Patents All Time
Showing 1–6 of 6 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 12059742 | Holding jig and holding jig set for double-acting friction stir spot welding, double-acting friction stir spot welding device, and double-acting friction stir spot welding method | Masaaki Hirano | 2024-08-13 |
| 11491576 | Refill friction stir spot welding method, pressing tool set, and refill friction stir spot welding device | Shunsuke HARUNA, Shintaro FUKADA, Takashi Ninomiya, Masaaki Hirano | 2022-11-08 |
| 11396060 | Holding jig and holding jig set for double-acting friction stir spot welding, double-acting friction stir spot welding device, and double-acting friction stir spot welding method | Masaaki Hirano | 2022-07-26 |
| 11179799 | Clamp member for double-acting friction stir spot welding device, double-acting friction stir spot welding device, and double-acting friction stir spot welding method | Masaaki Hirano, Takashi Ninomiya | 2021-11-23 |
| 11084121 | Double-acting friction stir spot welding method and apparatus | Masaaki Hirano | 2021-08-10 |
| 5845119 | Software development tool for combining software components/modules | Kiyoshi Kozuka, Takashi Ohkoda, Takahiro Seki, Kazuhiko Sakamoto | 1998-12-01 |