Issued Patents 2021
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11209235 | Archery bow and handle riser and limb | Yoshihisa Nishikawa, Sachio Hongo | 2021-12-28 |
| 11035642 | Archery cushion plunger mounting device | Yoshihisa Nishikawa, Sachio Hongo | 2021-06-15 |