Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10306954 | Slide fastener chain and slide fastener | Yoshinori Kojima, Hayuru Tanaka, Isamu Michihata | 2019-06-04 |
| 9854880 | Slide fastener chain and slide fastener | Yoshinori Kojima, Hayuru Tanaka, Isamu Michihata | 2018-01-02 |