Issued Patents 2004
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6761647 | Golf ball | — | 2004-07-13 |
| 6736737 | Multi-piece solid golf ball | Hiroshi Higuchi, Hirotaka Shimosaka, Junji Umezawa, Yasushi Ichikawa, Rinya Takesue | 2004-05-18 |
| 6729975 | Golf ball | Michio Inoue, Keisuke Ihara, Hirotaka Shimosaka, Yutaka Masutani | 2004-05-04 |