Inventor
NAKAHAMA HIDENARI
JP27 patents
⚠️ This page may combine multiple inventors who share the name “NAKAHAMA HIDENARI”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
MITSUI PETROCHEMICAL IND
12 patentsUS5292845AMar 8, 1994
Ethylene/alpha-olefin/7-methyl-1,6-octadiene copolymer rubber and composition of the same
MITSUI PETROCHEMICAL IND217 citations96
US6040407AMar 21, 2000
Chain polyene group-containing norbornene compound and unsaturated ethylene copolymer using the same
MITSUI PETROCHEMICAL IND21 citations92
US5837791ANov 17, 1998
Unsaturated copolymer of ethylene and process for preparing the same
MITSUI PETROCHEMICAL IND24 citations92
US5807948ASep 15, 1998
Vulcanizable rubber composition containing ehtylene-α-olefin-nonconjugated polyene random copolymer
MITSUI PETROCHEMICAL IND34 citations92
US5710218AJan 20, 1998
Ethylene-propylene-diene rubber, elastomer composition and vulcanized rubber thereof
MITSUI PETROCHEMICAL IND45 citations92
US5696214ADec 9, 1997
Process for preparing ethylene-α-olefin-nonconjugated polyene random copolymer
MITSUI PETROCHEMICAL IND21 citations92
US5242971ASep 7, 1993
Ethylene-propylene-diene rubber, elastomer composition and vulcanized rubber thereof
MITSUI PETROCHEMICAL IND46 citations92
US5869563AFeb 9, 1999
Ethylene/α-olefin/nonconjugated polyene copolymer rubber composition
MITSUI PETROCHEMICAL IND12 citations74
US5756575AMay 26, 1998
Ethylene/α-olefin/nonconjugated polyene copolymer rubber composition
MITSUI PETROCHEMICAL IND9 citations74
US5449713ASep 12, 1995
Ethylene/α-olefin/diene rubber composition and use of the same
MITSUI PETROCHEMICAL IND16 citations74
US5698639ADec 16, 1997
Ethylene-propylene-diene rubber, elastomer composition and vulcanized rubber thereof
MITSUI PETROCHEMICAL IND6 citations63
US5276081AJan 4, 1994
Rubber composition
MITSUI PETROCHEMICAL IND4 citations51
MITSUI CHEMICALS INC
7 patentsUS6864315B1Mar 8, 2005
Crosslinkable rubber compositions and use thereof
MITSUI CHEMICALS INC106 citations97
US6111021AAug 29, 2000
Rubber composition and process for the production thereof
MITSUI CHEMICALS INC73 citations93
US6784255B1Aug 31, 2004
Rubber composition for extrusion molding and for molding with mold and use thereof
MITSUI CHEMICALS INC13 citations84
US6943220B2Sep 13, 2005
Rubber compositions and their uses
MITSUI CHEMICALS INC10 citations73
US6569936B1May 27, 2003
Rubber composition for a conveyor belt
MITSUI CHEMICALS INC5 citations63
US7906560B2Mar 15, 2011
Vulcanized rubber molded product, method of producing the same, and use of the molded product
MITSUI CHEMICALS INC2 citations62
US5912303AJun 15, 1999
Ethylene/α-olefin/nonconjugated polyene terpolymer rubber composition and vulcanized rubber obtained therefrom
MITSUI CHEMICALS INC4 citations59