Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6652389 | Golf club shaft | Hiroki Ashida, Yasushi Matsui | 2003-11-25 |
| 6485376 | Golf club shaft | — | 2002-11-26 |
| 6478689 | Golf club and set of golf clubs | — | 2002-11-12 |
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6652389 | Golf club shaft | Hiroki Ashida, Yasushi Matsui | 2003-11-25 |
| 6485376 | Golf club shaft | — | 2002-11-26 |
| 6478689 | Golf club and set of golf clubs | — | 2002-11-12 |