Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5929170 | Golf ball | Hiroshi Kawabata, Yasuhiro Fukui | 1999-07-27 |
| 5772531 | Solid golf ball | Shunji Ohsumi, Hiroshi Kawabata, Kenji Baba, Yasuhiro Fukui, Hiroyuki Naito | 1998-06-30 |