YT

Yu Chen Tung

YK Ykk: 5 patents #138 of 845Top 20%
Overall (All Time): #931,218 of 4,157,543Top 25%
5
Patents All Time

Issued Patents All Time

Patent #TitleCo-InventorsDate
12022920 Element member and slide fastener-attached product Yoshiyuki Sho, Yuko Fukuda 2024-07-02
11425972 Stopper and slide fastener comprising same Tomoyuki Ekko, Jiro Nozaki 2022-08-30
11363859 Slide fastener Shigeyoshi Takazawa, Yoshinori Kojima 2022-06-21
11206901 Slide fastener-attached product, element member and manufacturing method of slide fastener-attached product Yoshiyuki Sho 2021-12-28
11202487 Slide fastener Jiro Nozaki, Shigeyoshi Takazawa, Yoshinori Kojima, Shigeki Annaka 2021-12-21