Issued Patents All Time
Showing 1–5 of 5 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8869357 | Switch-equipped buckle device | Yukinori Midorikawa | 2014-10-28 |
| 7765652 | Buckle device attached with switch | Toru Nakamuru, Yukinori Midorikawa | 2010-08-03 |
| 7657979 | Buckle switch and buckle device | Yukinori Midorikawa, Toshiharu Mori | 2010-02-09 |
| 6216323 | Buckle assembly | — | 2001-04-17 |
| 5460338 | Retractor having a clamping mechanism | Kazumi Hirata, Takanobu Sasaki, Masuo Matsuki, Yoshihiro Makishima | 1995-10-24 |