Inventor
SONOBE YOSHIHO
JP24 patents
⚠️ This page may combine multiple inventors who share the name “SONOBE YOSHIHO”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
MITSUI TOATSU CHEMICALS
15 patentsUS4847349AJul 11, 1989
Polyimide and high-temperature adhesive of polyimide from meta substituted phenoxy diamines
MITSUI TOATSU CHEMICALS89 citations96
US4734482AMar 29, 1988
Polyimide from ether diamine having the indane structure and high-temperature adhesive of polyimide
MITSUI TOATSU CHEMICALS31 citations93
US5439994AAug 8, 1995
Method of polymerizing an olefin using a novel transition metal compound
MITSUI TOATSU CHEMICALS38 citations92
US5359102AOct 25, 1994
Transition metal compound having two transition metal atoms in one molecule and method for polymerizing olefin by using the compound
MITSUI TOATSU CHEMICALS21 citations92
US5278276AJan 11, 1994
Polyimide and high-temperature adhesive of polyimide
MITSUI TOATSU CHEMICALS27 citations92
US5205894AApr 27, 1993
Polyimide and high-temperature adhesive of polyimide
MITSUI TOATSU CHEMICALS11 citations74
US5087689AFeb 11, 1992
Polyimide and high-temperature adhesive of polyimide based on meta-phenoxy diamines
MITSUI TOATSU CHEMICALS6 citations74
US4959440ASep 25, 1990
Polymide for high-temperature adhesive
MITSUI TOATSU CHEMICALS10 citations74
US4797466AJan 10, 1989
High-temperature adhesive polyimide from 2,6-bis(3-aminophenoxy)pyridine
MITSUI TOATSU CHEMICALS16 citations74
US5677409AOct 14, 1997
Syndiotactic polypropylene wax, production process thereof, and heating roll fixing-type toner composition making use of the wax
MITSUI TOATSU CHEMICALS8 citations73
US5658999AAug 19, 1997
Syndiotactic polypropylene wax, production process thereof, and heating roll fixing-type toner composition making use of the wax
MITSUI TOATSU CHEMICALS13 citations73
US5219968AJun 15, 1993
Propylene copolymer
MITSUI TOATSU CHEMICALS13 citations71
US6936684B2Aug 30, 2005
Poly (alkylene oxide) prepared in the presence of a phosphazenium salt or compound
MITSUI TOATSU CHEMICALS2 citations63
US4865795ASep 12, 1989
Process for producing thermosetting resins
MITSUI TOATSU CHEMICALS3 citations63
US4937339AJun 26, 1990
Process for preparing isocyanurate ring-containing materials
MITSUI TOATSU CHEMICALS4 citations60
MITSUI CHEMICALS INC
8 patentsUS5990352ANov 23, 1999
Phosphazenium salt and preparation process thereof, and process for producing poly(alkylene oxide)
MITSUI CHEMICALS INC21 citations92
US6897176B2May 24, 2005
Olefin polymerization catalyst and process for producing olefin polymer with the catalyst
MITSUI CHEMICALS INC20 citations91
US7253132B2Aug 7, 2007
Magnesium-containing carrier components and application thereof to olefin polymerization
MITSUI CHEMICALS INC10 citations84
US7208559B2Apr 24, 2007
Ethylened polymer and molded object obtained therefrom
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
US8785574B2Jul 22, 2014
Bridged metallocene compound, olefin polymerization catalyst containing the same, and ethylene polymer obtained with the catalyst
MITSUI CHEMICALS INC12 citations82
US7528091B2May 5, 2009
Magnesium-containing carrier component and application to olefin polymerization
MITSUI CHEMICALS INC3 citations62
US7858723B2Dec 28, 2010
Ethylene-based resin and molded object obtained therefrom
MITSUI CHEMICALS INC5 citations59