RM

Ryukichi Murai

YK Ykk: 2 patents #11 of 74Top 15%
📍 Toyama, JP: #15 of 97 inventorsTop 20%
Overall (1997): #25,141 of 185,788Top 15%
2
Patents 1997

Issued Patents 1997

Showing 1–2 of 2 patents

Patent #TitleCo-InventorsDate
5689860 Coupler for elongate article Hiroshi Matoba, Yoshinobu Takahashi, Hirokazu Watanabe 1997-11-25
5671508 Cord fastener 1997-09-30