Issued Patents 2011
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8016692 | Golf club and grip for golf club | — | 2011-09-13 |
| 7918746 | Golf club shaft | — | 2011-04-05 |
| 7905799 | Golf club head | Masaru Kouno | 2011-03-15 |
| 7862453 | Golf club head | Masaru Kouno | 2011-01-04 |