Issued Patents 2004
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6780125 | Multi-piece solid golf ball | Hisashi Yamagishi, Hiroshi Higuchi, Junji Hayashi | 2004-08-24 |
| 6761646 | Multi-piece solid golf ball | Hisashi Yamagishi, Hiroshi Higuchi, Junji Hayashi | 2004-07-13 |