RH

Ryozo Hayasaka

SI Signode: 1 patents #44 of 86Top 55%
Overall (All Time): #3,912,589 of 4,157,543Top 95%
1
Patents All Time

Issued Patents All Time

Patent #TitleCo-InventorsDate
4960968 Bonding method of binding strap end portions by spot-welding Kouichi Kusakabe, Kanami Kato 1990-10-02