Issued Patents All Time
Showing 26–27 of 27 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6499649 | Friction stir welding apparatus | Tsutomu Kobayashi | 2002-12-31 |
| 6253591 | Method and apparatus for bending a metallic flanged member | Shin Ihara, Kazuya Okada, Toshiyuki Yokoyama | 2001-07-03 |