SK

Sigeru Koibuchi

HC Hitachi Chemical Company: 1 patents #1,071 of 1,946Top 60%
📍 Tsukuba, JP: #1,768 of 2,818 inventorsTop 65%
Overall (All Time): #3,375,229 of 4,157,543Top 85%
1
Patents All Time

Issued Patents All Time

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
7162134 Polymeric optical waveguide film Masatoshi Yamaguchi, Tooru Takahashi, Nobuo Miyadera 2007-01-09