Issued Patents 1997
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5697856 | Solid golf ball and process for producing the same | Keiji Moriyama, Hidenori Hiraoka, Kazushige Sugimoto, Masatoshi Yokota | 1997-12-16 |
| D382033 | Golf ball | Keiji Moriyama | 1997-08-05 |