Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 12161918 | Golf club head | Seiji Hayase, Masahide Onuki | 2024-12-10 |
| 11311782 | Golf club head | Masahide Onuki, Seiji Hayase | 2022-04-26 |
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 12161918 | Golf club head | Seiji Hayase, Masahide Onuki | 2024-12-10 |
| 11311782 | Golf club head | Masahide Onuki, Seiji Hayase | 2022-04-26 |