Issued Patents All Time
Showing 1–9 of 9 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| D410514 | Golf club head | Kunihiko Takahashi, Kenichi Shinoda | 1999-06-01 |
| D397180 | Golf club head | Kunihiko Takahashi, Takao Horie | 1998-08-18 |
| 5669824 | Iron club and iron club set | Yuichi Aizawa | 1997-09-23 |
| D380512 | Golf club head | — | 1997-07-01 |
| D369393 | Golf putter head | Kunihiko Takahashi | 1996-04-30 |
| 5465968 | Golf clubhead having beryllium face plate | Yuichi Aizawa | 1995-11-14 |
| D363748 | Golf club head | Kanji Iinuma | 1995-10-31 |
| D360444 | Golf club head | Kunihiko Takahashi | 1995-07-18 |
| 5411264 | Golf club head | — | 1995-05-02 |