Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11246382 | Copper alloy fastener element and slide fastener | Atsushi Ogihara, Chikako Hiromi, Yoshio Taira, Muneyoshi Yokota, Takahiro Fukuyama +1 more | 2022-02-15 |
| 10918171 | Copper alloy fastener element and slide fastener | Atsushi Ogihara, Chikako Hiromi, Yoshio Taira, Muneyoshi Yokota, Takahiro Fukuyama +1 more | 2021-02-16 |
| 10161019 | Metallic fastener member having light gold color, and fastener provided therewith | Yasuharu Yoshimura, Takahiro Fukuyama, Kousuke Seki, Atsushi Ogihara, Chikako Hiromi +4 more | 2018-12-25 |