Issued Patents All Time
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10455903 | Buckle device | Hiroki YAMAKAWA, Shogo Akiyama | 2019-10-29 |
| 8650726 | Buckle device | — | 2014-02-18 |
| 8621729 | Buckle device | — | 2014-01-07 |
| 4539043 | Bottom-blown gas blowing nozzle | Yoshiharu Miyawaki, Masayuki Hanmyo, Yusuke Shiratani, Teruyuki Hasegawa, Noriyuki Hiraga | 1985-09-03 |