Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 12053676 | Golf club head | Kei Tsuji | 2024-08-06 |
| 10716979 | Iron golf club head | — | 2020-07-21 |
| 10245475 | Golf club head and golf club | Tomoaki Aoki, Kazuhiro Doi | 2019-04-02 |
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 12053676 | Golf club head | Kei Tsuji | 2024-08-06 |
| 10716979 | Iron golf club head | — | 2020-07-21 |
| 10245475 | Golf club head and golf club | Tomoaki Aoki, Kazuhiro Doi | 2019-04-02 |