Inventor
KANEYOSHI HIROMU
JP11 patents
⚠️ This page may combine multiple inventors who share the name “KANEYOSHI HIROMU”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
MITSUI CHEMICALS INC
9 patentsUS6939928B1Sep 6, 2005
Metallocene compound, process for producing metallocene compound, olefin polymerization catalyst, process for producing polyolefin, and polyolefin
MITSUI CHEMICALS INC101 citations97
US7488789B2Feb 10, 2009
Propylene copolymer, polypropylene composition, and uses thereof, transition metal compounds and catalyst for olefin polymerization
MITSUI CHEMICALS INC45 citations95
US7449533B2Nov 11, 2008
Metallocene compound, process for preparing metallocene compound, olefin polymerization catalyst, process for preparing polyolefin, and polyolefin
MITSUI CHEMICALS INC39 citations92
US7393965B2Jul 1, 2008
Crosslinked metallocene compound for olefin polymerization and method of polymerizing olefin with the same
MITSUI CHEMICALS INC29 citations92
US7678934B2Mar 16, 2010
Propylene copolymer, polypropylene composition and uses thereof, transition metal compound and olefin polymerization catalyst
MITSUI CHEMICALS INC11 citations91
US7081493B2Jul 25, 2006
Automotive part made of polypropylene resin composition
MITSUI CHEMICALS INC23 citations91
US9540459B2Jan 10, 2017
Production method of olefin polymer and olefin polymerization catalyst
MITSUI CHEMICALS INC12 citations83
US9315602B2Apr 19, 2016
Method for producing olefin polymer
MITSUI CHEMICALS INC5 citations72
US7619030B2Nov 17, 2009
Automobile part of polypropylene resin composition
MITSUI CHEMICALS INC4 citations61