Issued Patents 1997
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5669824 | Iron club and iron club set | Yuichi Aizawa | 1997-09-23 |
| D380512 | Golf club head | — | 1997-07-01 |
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5669824 | Iron club and iron club set | Yuichi Aizawa | 1997-09-23 |
| D380512 | Golf club head | — | 1997-07-01 |