Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| D935540 | Golf club head | Takeshi Kasai, Kazuki TSUJIURA, Seiji Yamazaki | 2021-11-09 |
| D935541 | Golf club head | Takeshi Kasai, Kazuki TSUJIURA, Seiji Yamazaki | 2021-11-09 |
| 8503118 | Lens driving device | Tomihiro Wakayama | 2013-08-06 |