Inventor
KUBO KUNIMICHI
JP16 patents
⚠️ This page may combine multiple inventors who share the name “KUBO KUNIMICHI”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
NIPPON PETROCHEMICALS CO LTD
9 patentsUS5648581AJul 15, 1997
Method for vapor phase polymerization of alpha-olefin
NIPPON PETROCHEMICALS CO LTD37 citations92
US5260384ANov 9, 1993
Polyethylene composition
NIPPON PETROCHEMICALS CO LTD81 citations92
US5189106AFeb 23, 1993
Polyethylene composition
NIPPON PETROCHEMICALS CO LTD73 citations92
US5310833AMay 10, 1994
Process for feeding catalyst to fluidized bed for vapor phase polymerization
NIPPON PETROCHEMICALS CO LTD14 citations73
US5202396AApr 13, 1993
Process for feeding catalyst to fluidized bed for vapor phase polymerization
NIPPON PETROCHEMICALS CO LTD6 citations73
US5385991AJan 31, 1995
Method for producing polyolefin
NIPPON PETROCHEMICALS CO LTD12 citations72
US5571879ANov 5, 1996
Method of vapor phase polymerization of olefins
NIPPON PETROCHEMICALS CO LTD8 citations70
US5525687AJun 11, 1996
Method for producing polyolefin
NIPPON PETROCHEMICALS CO LTD0 citations51
US5543478AAug 6, 1996
Method for operating reactor for polymerizing olefins
NIPPON PETROCHEMICALS CO LTD1 citations45
NIPPON OIL CO LTD
7 patentsUS4414369ANov 8, 1983
Continuous process for the preparation of polyolefins having widely distributed molecular weights
NIPPON OIL CO LTD65 citations95
US5604170AFeb 18, 1997
Solid catalyst components for olefin polemerization and use thereof
NIPPON OIL CO LTD28 citations92
US4849390AJul 18, 1989
Catalysts for polymerization of olefins
NIPPON OIL CO LTD29 citations92
US5432236AJul 11, 1995
Process for preparing polyolefins
NIPPON OIL CO LTD11 citations74
US4438073AMar 20, 1984
Vapor phase polymerization apparatus for olefins
NIPPON OIL CO LTD8 citations72
US4525548AJun 25, 1985
Method for vapor phase polymerization of olefins
NIPPON OIL CO LTD2 citations62
US4372919AFeb 8, 1983
Vapor phase polymerization apparatus for olefins
NIPPON OIL CO LTD5 citations62