Issued Patents All Time
Showing 26–37 of 37 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5465968 | Golf clubhead having beryllium face plate | Yutaka Oku | 1995-11-14 |
| D362481 | Golf club head | Kunihiko Takahashi | 1995-09-19 |
| D362041 | Golf club head | Kunihiko Takahashi | 1995-09-05 |
| 5348302 | Golf club head | Akinori Sasamoto | 1994-09-20 |
| 5346216 | Golf club head | — | 1994-09-13 |
| 5242168 | Golf club head | — | 1993-09-07 |
| 5207428 | Golf club head | — | 1993-05-04 |
| D332984 | Golf club head | Kanji Iinuma | 1993-02-02 |
| D327523 | Golf club head | Kanji Iinuma | 1992-06-30 |
| 5078397 | Golf club head | — | 1992-01-07 |
| 4754975 | Iron club head | — | 1988-07-05 |
| 4664383 | Iron-type golf club head | — | 1987-05-12 |