Issued Patents 2004
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6767422 | Shaft for light-weight golf clubs | Tetsuya Atsumi, Ikuo Takiguchi, Katsumi Anai | 2004-07-27 |
| 6705954 | Golf club shaft and method for manufacturing same | Ikuo Takiguchi, Tetsuya Atsumi | 2004-03-16 |