YF

Yasuki Fujiwara

SC Sumitomo Chemical: 10 patents #473 of 4,033Top 15%
Overall (All Time): #466,506 of 4,157,543Top 15%
11
Patents All Time

Issued Patents All Time

Showing 1–11 of 11 patents

Patent #TitleCo-InventorsDate
8288488 Process for producing solid catalyst component for olefin polymerization Wataru Hirahata, Hirofumi HAMAKI 2012-10-16
8138284 Process for producing propylene block copolymer 2012-03-20
8119738 Polypropylene resin composition Shuichi Kimata, Hideki Oshima 2012-02-21
8039552 Process for producing propylene block copolymer 2011-10-18
7135532 Process for producing solid catalyst component and catalyst for α-olefin polymerization, and process for producing α-olefin polymer Makoto Satoh 2006-11-14
6841503 Process for producing solid catalyst component and catalyst for α-olefin polymerization, and process for producing α-olefin polymer Makoto Satoh 2005-01-11
6838412 α-Olefin polymerization catalyst and process for producing α-olefin polymer Makoto Satoh, Akio Imai 2005-01-04
6566464 Process for producing solid catalyst component and catalyst for &agr;-olefin polymerization, and process for producing &agr;-olefin polymer Makoto Satoh 2003-05-20
6331501 Catalyst for .alpha.-olefin polymerization and process for producing .alpha.-olefin polymer Makoto Satoh, Akio Imai 2001-12-18
6133189 .alpha.-olefin polymerization catalyst and process for producing .alpha.-olefin polymer Makoto Satoh, Akio Imai 2000-10-17
6051526 .alpha.-olefin polymerization catalyst and process for producing .alpha.-olefin polymer Makoto Satoh, Akio Imai 2000-04-18