Issued Patents 1997
Showing 1–9 of 9 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5697855 | Golf club head | — | 1997-12-16 |
| 5697854 | Golf club head and method of manufacturing the same | Shoichi Dekura | 1997-12-16 |
| 5686155 | Hollow cylindrical member | Hiroyasu Suzue | 1997-11-11 |
| 5669824 | Iron club and iron club set | Yutaka Oku | 1997-09-23 |
| 5665441 | Hollow cylindricall member | Hiroyasu Suzue | 1997-09-09 |
| 5658207 | Golf club head | Shoichi Dekura | 1997-08-19 |
| 5643103 | Golf club set | — | 1997-07-01 |
| 5616088 | Golf club head | Yasuto Imai | 1997-04-01 |
| D377381 | Golf club head | Kunihiko Takahashi | 1997-01-14 |