Issued Patents 1997
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5702312 | Solid golf ball | Kuniyasu Horiuchi, Seiichiro Endo, Keiji Moriyama | 1997-12-30 |
| 5697856 | Solid golf ball and process for producing the same | Keiji Moriyama, Hidenori Hiraoka, Kazushige Sugimoto, Satoshi Iwami | 1997-12-16 |
| 5695414 | Coated golf ball | — | 1997-12-09 |
| 5607366 | Two-piece golf ball | Kuniyasu Horiuchi, Hidenori Hiraoka, Mikio Yamada | 1997-03-04 |