Issued Patents 2002
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6427297 | Buckle with smooth tongue insertion mechanism | Yutaka Yamaguchi, Akihiro Shiota, Yoshihiko Kawai, Tadayuki Asako | 2002-08-06 |
| 6385823 | Buckle with noise prevention mechanism | Yutaka Yamaguchi, Akihiro Shiota, Yoshihiko Kawai, Tadayuki Asako | 2002-05-14 |
| 6381815 | Buckle with non-contact switch | Yutaka Yamaguchi, Akihiro Shiota, Yoshihiko Kawai, Tadayuki Asako, Hirofumi Koizumi | 2002-05-07 |
| 6370742 | Buckle with movement prevention device | Yutaka Yamaguchi, Akihiro Shiota, Yoshihiko Kawai, Tadayuki Asako | 2002-04-16 |