Issued Patents All Time
Showing 1–11 of 11 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| RE38589 | Three-piece solid golf ball | Hidenori Hiraoka | 2004-09-14 |
| 6525124 | Golf ball | Hidenori Hiraoka, Kazushige Sugimoto, Tsutomu Hirau | 2003-02-25 |
| 5935022 | Three-piece solid golf ball | Kazushige Sugimoto | 1999-08-10 |
| 5780169 | Golf ball | Hidenori Hiraoka, Kuniyasu Horiuchi, Yoshikazu Yabuki, Kiyoto Maruoka | 1998-07-14 |
| 5711723 | Three-piece solid golf ball | Hidenori Hiraoka, Kazushige Sugimoto, Keiji Moriyama, Kuniyasu Horiuchi | 1998-01-27 |
| 5601502 | Three-piece solid golf ball | Hidenori Hiraoka | 1997-02-11 |
| 5589546 | Solid golf ball | Hidenori Hiraoka | 1996-12-31 |
| 5574107 | Solid golf ball | Hidenori Hiraoka | 1996-11-12 |
| 5518815 | Thread rubber for thread wound golf ball | — | 1996-05-21 |
| 5490674 | Three-piece solid golf ball | Akihiko Hamada, Hidenori Hiraoka, Yoshikazu Yabuki | 1996-02-13 |
| 5482285 | Three-piece solid golf ball | Yoshikazu Yabuki, Hidenori Hiraoka | 1996-01-09 |