KO

Koiti Ohasi

SC Sumitomo Chemical: 3 patents #1,386 of 4,033Top 35%
SC Sumitomo Metal Mining Co.: 1 patents #385 of 736Top 55%
TC Taoka Chemical Co.: 1 patents #26 of 69Top 40%
Overall (All Time): #1,682,935 of 4,157,543Top 45%
3
Patents All Time

Issued Patents All Time

Showing 1–3 of 3 patents

Patent #TitleCo-InventorsDate
4410457 Conductive paste Kenji Fujimura, Shigeru Sekiya, Kunimasa Kamio, Koichi Okuno, Satoru Haraguchi +1 more 1983-10-18
4377490 Adhesive composition Yoshihisa Shiraishi, Kazuhiro Nakagawa, Chiaki Nakata 1983-03-22
4307216 Adhesive composition Yoshihisa Shiraishi, Kazuhiro Nakagawa, Chiaki Nakata 1981-12-22