Issued Patents All Time
Showing 76–90 of 90 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7611423 | Golf club head | Hideo Matsunaga, Hideo Shimazaki | 2009-11-03 |
| 7597633 | Golf club head | Hideo Shimazaki, Hideo Matsunaga | 2009-10-06 |
| 7594863 | Golf club head | — | 2009-09-29 |
| 7591735 | Golf club head | Hideo Matsunaga, Hideo Shimazaki | 2009-09-22 |
| 7591736 | Golf club head | — | 2009-09-22 |
| 7578175 | Method of designing an iron sole shape, and system for the same | — | 2009-08-25 |
| 7568981 | Golf club | — | 2009-08-04 |
| 7507165 | Golf club | — | 2009-03-24 |
| 7473184 | Golf club | — | 2009-01-06 |
| 7442130 | Iron set | Koki Motoyoshi | 2008-10-28 |
| 7416495 | Golf club | Yoshihumi Nakajima | 2008-08-26 |
| D572786 | Putter head striking face | Atsuo Tateno | 2008-07-08 |
| D571880 | Putter head | Atsuo Tateno | 2008-06-24 |
| D570934 | Putter head | Atsuo Tateno | 2008-06-10 |
| 6331149 | Wood club head | Daisuke Mikame, Hideo Matsunaga | 2001-12-18 |