BR

by Chichiro Imai, legal representative

TK Toa Nenryo Kogyo: 1 patents #121 of 220Top 60%
Overall (All Time): #3,985,224 of 4,157,543Top 100%
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Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
4705830 Block copolymer containing tetrahydrofuran block Tokuo Makishima, by Nobuko Makishima, legal representative, by Satoshi Ueki, legal representative 1987-11-10