Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 12000422 | Crimp securing structure of bolt, crimp securing method for crimp bolt, and crimping die | Dan Kitajima, Kazuhiro Koga | 2024-06-04 |
| 11885366 | Piercing nut and method for fixing the same to inner surface of mating member having closed sectional shape | Shigeki Matsunami, Kazuhiro Koga, Keiichiro Masui, Kenichiro ARAKI, Tsuyoshi Kojima | 2024-01-30 |