HT

Hiroo Toya

SC Sumitomo Chemical: 1 patents #2,469 of 4,033Top 65%
SI Sumitomo Metal Industries: 1 patents #630 of 1,462Top 45%
📍 Ibaraki, JP: #4,343 of 6,779 inventorsTop 65%
Overall (All Time): #3,942,621 of 4,157,543Top 95%
1
Patents All Time

Issued Patents All Time

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
4883717 Vibration-damping material Shuji Kitamura, Takuzo Okumura, Yoshio Tadokoro, Yoshiaki Togawa, Toshitsugu Kikuchi +5 more 1989-11-28