Issued Patents 2003
Showing 1–6 of 6 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6659889 | Golf ball | Atsuki Kasashima, Hideo Watanabe, Hirotaka Shimosaka | 2003-12-09 |
| 6656059 | Multi-piece solid golf ball | Hideo Watanabe | 2003-12-02 |
| 6652392 | Multi-piece solid golf ball | Hiroshi Higuchi, Hirotaka Shimosaka, Atsuki Kasashima | 2003-11-25 |
| 6592470 | Solid multi-piece golf ball | Hideo Watanabe, Hirotaka Shimosaka | 2003-07-15 |
| 6547679 | Golf ball | Hirotaka Shimosaka, Atsuki Kasashima, Hideo Watanabe | 2003-04-15 |
| 6527651 | Wound golf ball | Jun Shindo, Shinichi Kakiuchi | 2003-03-04 |