Issued Patents 2019
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10343235 | Laser welding method, laser welding apparatus, and cylindrical body | Keisuke Kamitani, Shuho Tsubota, Takafumi Aoyama | 2019-07-09 |
| 10286492 | Welded structure, laser welding method, and laser welding device | Takehisa Okuda, Tadashi Itoyama | 2019-05-14 |