Issued Patents 2017
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9616520 | Friction stir welding member | Tsutomu Kobayashi, Tetsuya Miyahara, Shosuke Ohhama | 2017-04-11 |
| 9604331 | Processing apparatus | Naohiro Noma, Yukio Shoji, Tsutomu Kobayashi | 2017-03-28 |