Issued Patents All Time
Showing 1–8 of 8 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7448965 | Golf ball and golf ball manufacturing method | — | 2008-11-11 |
| 7286159 | Ball motion measuring apparatus | Akio Yamamoto | 2007-10-23 |
| 7125347 | Golf ball and golf ball manufacturing method | — | 2006-10-24 |
| 6986720 | Golf ball | Takahiro Sajima, Seiichiro Endo | 2006-01-17 |
| 5766087 | Set of golf clubs | — | 1998-06-16 |
| 5421573 | Golf club shaft | — | 1995-06-06 |
| 5413338 | Golf club shaft and its manufacturing mandrel | — | 1995-05-09 |
| 5192073 | Golf club set | Takeshi Iwanaga | 1993-03-09 |