Issued Patents 2004
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6773358 | Golf club shaft | Norio Sumitomo | 2004-08-10 |
| 6743124 | Golf ball | Masaya Tsunoda | 2004-06-01 |
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6773358 | Golf club shaft | Norio Sumitomo | 2004-08-10 |
| 6743124 | Golf ball | Masaya Tsunoda | 2004-06-01 |