Issued Patents 2004
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6832961 | Wood-type golf clubhead | — | 2004-12-21 |
| 6824479 | Golf ball | Kazuhiko Isogawa, Seiichiro Endo | 2004-11-30 |
| 6817954 | Golf club grip | — | 2004-11-16 |
| 6776726 | Golf club head | — | 2004-08-17 |