Issued Patents 1997
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5697574 | Winding method and apparatus for wound golf balls | Hiroyuki Ohtawa, Hiroshi Aoki | 1997-12-16 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5697574 | Winding method and apparatus for wound golf balls | Hiroyuki Ohtawa, Hiroshi Aoki | 1997-12-16 |