Issued Patents All Time
Showing 1–8 of 8 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11885366 | Piercing nut and method for fixing the same to inner surface of mating member having closed sectional shape | Kazuhiro Koga, Keiichiro Masui, Kenichiro ARAKI, Tsuyoshi Kojima, Yuichi KATSUMATA | 2024-01-30 |
| 11879492 | Nut and fixing structure of nut | Kazuhiro Koga, Tsuyoshi Kojima, Naoki Hoshino, Takuya Yoshida | 2024-01-23 |
| 11773886 | Article fixing device | Kazunori Hida, Hideharu Kouketsu, Akihiro Furukawa | 2023-10-03 |
| 11725685 | Caulking bolt | Yukinori Fujimoto, Keiichiro Masui | 2023-08-15 |
| 10655666 | Caulking bolt | Naoki Hoshino, Toshiya Ohta, Mitsuki Yoshida, Tomoyuki Fukuchi, Yukinori Fujimoto +1 more | 2020-05-19 |
| 10480564 | Washer and vehicle structure | Takashi Matsuda, Toshinao Wada, Hideharu Koketsu, Masato Kanbe, Yukinori Fujimoto | 2019-11-19 |
| 10156250 | Case nut | Yuichi HIROI, Katsuhisa Katoh, Yukinori Fujimoto | 2018-12-18 |
| 6135689 | Self-locking fastener | — | 2000-10-24 |