SS

Shigeru Sekiya

SC Sumitomo Chemical: 1 patents #2,469 of 4,033Top 65%
SC Sumitomo Metal Mining Co.: 1 patents #385 of 736Top 55%
Overall (All Time): #4,059,463 of 4,157,543Top 100%
1
Patents All Time

Issued Patents All Time

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
4410457 Conductive paste Kenji Fujimura, Kunimasa Kamio, Koichi Okuno, Satoru Haraguchi, Koiti Ohasi +1 more 1983-10-18