SK

Shyozo Kawamata

SC Sumitomo Chemical: 1 patents #2,469 of 4,033Top 65%
Overall (All Time): #4,030,000 of 4,157,543Top 100%
1
Patents All Time

Issued Patents All Time

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
4433110 Process for producing propylene block copolymers Kazuo Baba, Yoshiharu Fukui, Seiichiro Ima, Tatsuya Miyatake 1984-02-21