Issued Patents All Time
Showing 1–5 of 5 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7582023 | Connecting structure of a shaft and a grip member of a golf club | — | 2009-09-01 |
| 7563174 | Connecting structure of a shaft and a grip member of a golf club | — | 2009-07-21 |
| 7214141 | Air cushion type sleeve of a handle of a golf club | — | 2007-05-08 |
| 7118492 | Structure of a handle sleeve of a golf club | — | 2006-10-10 |
| 7014445 | Injection-molding tool for a golf club grip | — | 2006-03-21 |