YK

Yoshihiro Kohsaka

YK Ykk: 2 patents #317 of 845Top 40%
📍 Toyama, JP: #783 of 1,699 inventorsTop 50%
Overall (All Time): #1,910,700 of 4,157,543Top 50%
2
Patents All Time

Issued Patents All Time

Showing 1–2 of 2 patents

Patent #TitleCo-InventorsDate
10687591 Fastener stringer and slide fastener Takumi Arai, Takahiko Aoki, Takashi Mori 2020-06-23
10194720 Method of producing a fastener element Takumi Arai, Takahiko Aoki, Takashi Mori 2019-02-05