P

Inventor

IMAI CHIHIRO

JP18 patents
⚠️ This page may combine multiple inventors who share the name “IMAI CHIHIRO”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.

TOA NENRYO KOGYO KK

17 patents
US4686199AAug 11, 1987

Process for producing a catalyst component for polymerization of olefins

TOA NENRYO KOGYO KK31 citations92
US4683275AJul 28, 1987

Methylstyrene maleimide copolymer

TOA NENRYO KOGYO KK36 citations92
US4647550AMar 3, 1987

Catalyst component for polymerization of olefins

TOA NENRYO KOGYO KK22 citations79
US4966981AOct 30, 1990

Process for preparing epoxy group-containing silanes

TOA NENRYO KOGYO KK21 citations76
US4402863ASep 6, 1983

Magnesium-containing solid

TOA NENRYO KOGYO KK6 citations74
US4849483AJul 18, 1989

Process for producing a catalyst component for polymerization of olefins

TOA NENRYO KOGYO KK13 citations73
US4820674AApr 11, 1989

Process for preparing a hydrosilylation catalyst

TOA NENRYO KOGYO KK15 citations73
US4704438ANov 3, 1987

Novel styrene copolymer

TOA NENRYO KOGYO KK9 citations73
US4704433ANov 3, 1987

Block copolymer containing a methacrylate ester block

TOA NENRYO KOGYO KK7 citations73
US4678767AJul 7, 1987

Process for producing a catalyst component for polymerization of olefins

TOA NENRYO KOGYO KK6 citations73
US4912170AMar 27, 1990

Process for producing a modified styrene polymer

TOA NENRYO KOGYO KK10 citations72
US4888436ADec 19, 1989

Process for preparing aminopropyl alkoxy silanes

TOA NENRYO KOGYO KK8 citations71
US4426314AJan 17, 1984

Magnesium-containing solid

TOA NENRYO KOGYO KK2 citations63
US4921901AMay 1, 1990

Block copolymers having ethylene-propylene copolymer blocks and methacrylate ester polymer blocks

TOA NENRYO KOGYO KK3 citations62
US4788261ANov 29, 1988

Polyarylene sulfide resin composition

TOA NENRYO KOGYO KK4 citations58
US4737555AApr 12, 1988

Process for producing a catalyst component for polymerization of olefins

TOA NENRYO KOGYO KK0 citations51
US4801654AJan 31, 1989

Block copolymer containing block from tetrahydrofuran

TOA NENRYO KOGYO KK1 citations50

TONEN SEKIYUKAGAKU KK

1 patent