Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10512314 | Slide fastener stop member | Ryuji Yamazaki, Shigeyoshi Takazawa, Jiro Nozaki, Yoshinori Kojima | 2019-12-24 |
| 9138033 | Top stop for slider | Yoshinori Kojima, Shigeyoshi Takazawa | 2015-09-22 |