Issued Patents 2004
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6814676 | Multi-piece solid golf ball | Hideo Watanabe, Yasushi Ichikawa, Rinya Takesue | 2004-11-09 |
| 6746347 | Solid golf ball | Hiroshi Higuchi, Hirotaka Shimosaka, Yasushi Ichikawa, Rinya Takesue | 2004-06-08 |
| 6739986 | Multi-piece solid golf ball | Hiroshi Higuchi, Hirotaka Shimosaka, Yasushi Ichikawa | 2004-05-25 |
| 6736737 | Multi-piece solid golf ball | Hiroshi Higuchi, Hirotaka Shimosaka, Atsuki Kasashima, Yasushi Ichikawa, Rinya Takesue | 2004-05-18 |