Issued Patents 2018
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10022603 | Golf club shaft and golf club provided with the same | Yoshihito Kogawa | 2018-07-17 |
| 9878225 | Golf club shaft and golf club using the same | Yoshihito Kogawa | 2018-01-30 |
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10022603 | Golf club shaft and golf club provided with the same | Yoshihito Kogawa | 2018-07-17 |
| 9878225 | Golf club shaft and golf club using the same | Yoshihito Kogawa | 2018-01-30 |