Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10870907 | Element for slide fastener | Tetsuya Katsumi, Koichi Mikado, Yasuharu Yoshimura, Kenji Matsuda | 2020-12-22 |
| 10786051 | Element for slide fastener | Takahiro Fukuyama, Koichi Mikado, Yasuharu Yoshimura, Tetsuya Katsumi | 2020-09-29 |