Inventor
SAITO JUNJI
JP64 patents
⚠️ This page may combine multiple inventors who share the name “SAITO JUNJI”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
MITSUI CHEMICALS INC
20 patentsUS6309997B1Oct 30, 2001
Olefin polymerization catalysts, transition metal compounds, processes for olefin polymerization, and α-olefin/conjugated diene copolymers
MITSUI CHEMICALS INC186 citations98
US7300903B2Nov 27, 2007
Olefin polymerization catalysts, transition metal compounds, processes for olefin polymerization, and α-olefin/conjugated diene copolymers
MITSUI CHEMICALS INC56 citations96
US6875718B2Apr 5, 2005
Olefin polymerization catalysts, transition metal compounds, processes for olefin polymerization, and α-olefin/conjugated diene copolymers
MITSUI CHEMICALS INC40 citations96
US6462136B1Oct 8, 2002
Ethylene copolymer and process for producing the same, resin composition containing the copolymer, and uses of these
MITSUI CHEMICALS INC56 citations96
US5959046ASep 28, 1999
Processes for producing propylene polymer utilizing bis (1-(4-isopropyl-7-methyl-indenyl) zirconium halide-base catalyst components
MITSUI CHEMICALS INC55 citations96
US7109284B2Sep 19, 2006
Olefin polymerization catalyst, process for polymerizing olefins, ethylene polymer obtained by said process and use thereof
MITSUI CHEMICALS INC22 citations92
US6838540B2Jan 4, 2005
Olefin polymer and production processes thereof
MITSUI CHEMICALS INC33 citations92
US6770723B2Aug 3, 2004
α-olefin/conjugated diene copolymers
MITSUI CHEMICALS INC28 citations92
US6255419B1Jul 3, 2001
Olefin polymerization catalyst and process for producing olefin polymers
MITSUI CHEMICALS INC45 citations92
US6156844ADec 5, 2000
Propylene polymer compositions containing a propylene homo- or co-polymer obtained using a bridged metallocene catalyst and another propylene homo- or co-polymer
MITSUI CHEMICALS INC36 citations92
US6897176B2May 24, 2005
Olefin polymerization catalyst and process for producing olefin polymer with the catalyst
MITSUI CHEMICALS INC20 citations91
US7009014B2Mar 7, 2006
Process for the polymerization olefins
MITSUI CHEMICALS INC14 citations84
US7601423B2Oct 13, 2009
Ethylene-based polymer microparticles, functional group-containing ethylene-based polymer microparticles, and catalyst carriers for manufacture thereof
MITSUI CHEMICALS INC11 citations83
US7452946B2Nov 18, 2008
Ethylene polymer
MITSUI CHEMICALS INC15 citations83
US7687579B2Mar 30, 2010
Ethylene (co) polymer and its use
MITSUI CHEMICALS INC5 citations73
US6962890B2Nov 8, 2005
Olefin polymerization catalyst and process for olefin polymerization using the olefin polymerization catalyst
MITSUI CHEMICALS INC9 citations73
US6930152B2Aug 16, 2005
Propylene polymer compositions
MITSUI CHEMICALS INC5 citations73
US7067587B2Jun 27, 2006
Polyolefin macromonomer, graft polymer obtained from the polyolefin macromonomer, and use thereof
MITSUI CHEMICALS INC7 citations72
US10662321B2May 26, 2020
Cyclic olefin copolymer composition and cross-linked product thereof
MITSUI CHEMICALS INC2 citations68
US6995229B2Feb 7, 2006
Polymer and process for producing the same
MITSUI CHEMICALS INC4 citations63
MITSUI PETROCHEMICAL IND
10 patentsUS5767033AJun 16, 1998
Transition metal compound and olefin polymerization catalyst component comprising said compound
MITSUI PETROCHEMICAL IND50 citations96
US5739366AApr 14, 1998
Transition metal compound containing substituted indenyl rings
MITSUI PETROCHEMICAL IND54 citations96
US5723640AMar 3, 1998
Transition metal compound having indenyl-containing metallocene
MITSUI PETROCHEMICAL IND52 citations96
US5710223AJan 20, 1998
Process for polymerizing propylene by using a novel metallocene catalyst
MITSUI PETROCHEMICAL IND59 citations96
US5658997AAug 19, 1997
Process for polymerizing propylene by using a novel metallocene catalyst
MITSUI PETROCHEMICAL IND51 citations96
US5629254AMay 13, 1997
Substituted indenyl ring containing metallocene catalyst for propylene polymerization process
MITSUI PETROCHEMICAL IND59 citations96
US5616663AApr 1, 1997
Transition metal compound, olefin polymerization catalyst component comprising the transition metal compound, olefin polymerization catalyst comprising the olefin polymerization catalyst component, and process for olefin polymerization
MITSUI PETROCHEMICAL IND31 citations93
US6034189AMar 7, 2000
Solid titanium catalyst component for olefin polymerization, process for preparation of the same, olefin polymerization catalyst and process for olefin polymerization
MITSUI PETROCHEMICAL IND25 citations92
US5859272AJan 12, 1999
Transition metal compound, olefin polymerization catalyst component comprising the transition metal compound, olefin polymerization catalyst comprising the olefin polymerization catalyst component, and process for olefin polymerization
MITSUI PETROCHEMICAL IND6 citations74
US5409874AApr 25, 1995
Catalyst for olefin polymerization, process for the polymerization of olefin, and transition metal compound employable for the catalyst
MITSUI PETROCHEMICAL IND12 citations74
MITSUBISHI CHEM IND
8 patentsUS4716029ADec 29, 1987
Boehmite
MITSUBISHI CHEM IND23 citations82
US4193958AMar 18, 1980
Process for preparing calcium silicate shaped product
MITSUBISHI CHEM IND22 citations81
US4629618ADec 16, 1986
Boehmite
MITSUBISHI CHEM IND13 citations74
US4505866AMar 19, 1985
Process for producing a boehmite shaped product and a burned boehmite shaped product
MITSUBISHI CHEM IND13 citations74
US4298561ANov 3, 1981
Process for preparing calcium silicate shaped product
MITSUBISHI CHEM IND12 citations73
US4490320ADec 25, 1984
Process for preparing a calcium silicate shaped product
MITSUBISHI CHEM IND10 citations72
US4224292ASep 23, 1980
Catalytic reduction of nitrogen oxides
MITSUBISHI CHEM IND6 citations72
US4427611AJan 24, 1984
Process for preparing calcium silicate shaped product
MITSUBISHI CHEM IND17 citations71
FUJITSU LTD
7 patentsUS5772757AJun 30, 1998
Apparatus and method for growing semiconductor crystal
FUJITSU LTD43 citations96
US5622891AApr 22, 1997
Method of manufacturing semiconductor device with reduced side gate effect
FUJITSU LTD64 citations96
US5458689AOct 17, 1995
Apparatus and method for growing semiconductor crystal
FUJITSU LTD55 citations96
US5410167AApr 25, 1995
Semiconductor device with reduced side gate effect
FUJITSU LTD70 citations96
US5945690AAug 31, 1999
Compound semiconductor device
FUJITSU LTD33 citations92
US5762706AJun 9, 1998
Method of forming compound semiconductor device
FUJITSU LTD31 citations92
US5248376ASep 28, 1993
Process for thermal-etching treatment of compound semiconductor substrate used in molecular beam epitaxy and apparatus for performing same
FUJITSU LTD7 citations74
TSUCHIDA KAZUHITO
2 patentsSONY CORP
1 patentMUTSUI CHEMICALS INC
1 patentASAHI GLASS CO LTD
1 patentShowing the top 50 of 64 patents by PatentIndex Score.