Issued Patents 2003
Showing 1–10 of 10 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6669581 | Wound-core golf ball | — | 2003-12-30 |
| 6664334 | Golf ball | Akira Kato, Keiji Moriyama | 2003-12-16 |
| 6663510 | Solid golf ball | Akira Kato | 2003-12-16 |
| 6656061 | Solid golf ball | Takashi Sasaki | 2003-12-02 |
| 6620059 | Multi-piece solid golf ball | Takashi Sasaki, Akira Kato | 2003-09-16 |
| 6608127 | Golf ball | Akira Kato, Hidenori Hiraoka, Masatoshi Yokota | 2003-08-19 |
| 6593443 | Wound-core golf ball | — | 2003-07-15 |
| 6575850 | Golf ball | Hidenori Hiraoka, Akira Kato, Masatoshi Yokota | 2003-06-10 |
| 6524200 | Thread-wound golf ball | Akira Kato, Keiji Moriyama | 2003-02-25 |
| 6521711 | Multi-piece solid golf ball | Keiji Ohama, Keiji Moriyama, Kazunari Yoshida | 2003-02-18 |