SA

Shunji Akashi

YK Yoshida Kogyo K.K.: 48 patents #2 of 468Top 1%
YK Ykk: 27 patents #14 of 845Top 2%
📍 Kurobe, JP: #1 of 165 inventorsTop 1%
Overall (All Time): #24,534 of 4,157,543Top 1%
77
Patents All Time

Issued Patents All Time

Showing 76–77 of 77 patents

Patent #TitleCo-InventorsDate
4190945 Method of manufacturing slide fasteners Hiroshi Yoshida 1980-03-04
4187591 Continuous slide fastener stringers — 1980-02-12