ST

Shigeo Tsuyama

AC Asahi Kasei Kogyo Co.: 4 patents #154 of 1,395Top 15%
📍 Kurashiki, JP: #233 of 838 inventorsTop 30%
Overall (All Time): #1,297,650 of 4,157,543Top 35%
4
Patents All Time

Issued Patents All Time

Showing 1–4 of 4 patents

Patent #TitleCo-InventorsDate
5093442 Method for producing a homopolymer or copolymer of an .alpha.-olefin Harumi Watanabe 1992-03-03
4376720 Olefin polymerization catalyst and olefin polymerization method using such catalyst Hisaya Sakurai, Yoshihiko Katayama, Tadashi Ikegami 1983-03-15
4342708 Hydrocarbon-soluble diorganomagnesium compounds, hydrocarbon solutions containing the same and processes for preparation thereof Hisaya Sakurai, Yoshihiko Katayama, Tadashi Ikegami 1982-08-03
4264472 Catalyst for preparing polyethylene Tadashi Ikegami, Hisaya Sakurai, Yoshihiko Katayama, Yukitoshi Iwashita 1981-04-28