Issued Patents 2004
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6695719 | Golf ball | — | 2004-02-24 |
| 6672141 | Viscoelastic characteristic value-measuring apparatus and method of measuring viscoelastic characteristic value | Jun Nishibayashi | 2004-01-06 |