Inventor
TOJO TETSUO
JP39 patents
⚠️ This page may combine multiple inventors who share the name “TOJO TETSUO”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
MITSUI PETROCHEMICAL IND
27 patentsUS5698651ADec 16, 1997
Ethylene copolymer rubber, vulcanizable rubber composition containing the copolymer rubber, and process for preparing the copolymer rubber
MITSUI PETROCHEMICAL IND62 citations96
US5610254AMar 11, 1997
Ethylene-α-olefin-nonconjugated polyene random copolymer, rubber composition, and process for preparing the random copolymer
MITSUI PETROCHEMICAL IND61 citations96
US4818785AApr 4, 1989
Fine particulate crosslinked amorphous copolymer and preparation and use thereof
MITSUI PETROCHEMICAL IND60 citations96
US4211852AJul 8, 1980
Thermoplastic olefin resin composition and laminated film or sheet thereof
MITSUI PETROCHEMICAL IND74 citations96
US4186240AJan 29, 1980
Thermoplastic olefin resin composition and laminated film or sheet thereof
MITSUI PETROCHEMICAL IND47 citations93
US5807948ASep 15, 1998
Vulcanizable rubber composition containing ehtylene-α-olefin-nonconjugated polyene random copolymer
MITSUI PETROCHEMICAL IND34 citations92
US5696214ADec 9, 1997
Process for preparing ethylene-α-olefin-nonconjugated polyene random copolymer
MITSUI PETROCHEMICAL IND21 citations92
US5278204AJan 11, 1994
Heat-resistant rubber compositions
MITSUI PETROCHEMICAL IND25 citations92
US4764562AAug 16, 1988
Chlorinated rubber
MITSUI PETROCHEMICAL IND15 citations82
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
US5349020ASep 20, 1994
Vulcanizable rubber composition
MITSUI PETROCHEMICAL IND18 citations74
US5237010AAug 17, 1993
Chlorinated ethylene-α-olefin copolymer rubber and composition
MITSUI PETROCHEMICAL IND10 citations74
US5004787AApr 2, 1991
Vulcanizable rubber composition with triazine thiols
MITSUI PETROCHEMICAL IND6 citations74
US5733983AMar 31, 1998
Heat-resistant rubber composition
MITSUI PETROCHEMICAL IND11 citations73
US5470919ANov 28, 1995
Chlorinated ethylene/α-olefin copolymer rubber and composition containing the same
MITSUI PETROCHEMICAL IND6 citations73
US5387664AFeb 7, 1995
Higher α-olefin copolymer, vibration-insulating rubber molded product, and process for the preparaton of the rubber molded product
MITSUI PETROCHEMICAL IND12 citations73
US5270377ADec 14, 1993
Thermoplastic resin composition containing graft-modified polyolefin elastomer and a polyamide
MITSUI PETROCHEMICAL IND16 citations73
US5237003AAug 17, 1993
Thermoplastic resin composition containing graft-modified polyolefin elastomer and a polyamide
MITSUI PETROCHEMICAL IND12 citations73
US4877817AOct 31, 1989
Chlorinated rubber
MITSUI PETROCHEMICAL IND9 citations73
US4814390AMar 21, 1989
Chlorinated rubber
MITSUI PETROCHEMICAL IND6 citations73
US5430117AJul 4, 1995
Nonconjugated diene-vinyl aromatic-α-olefin interpolymers
MITSUI PETROCHEMICAL IND13 citations69
US5354828AOct 11, 1994
Higher α-olefin copolymer, process for preparing same, and vulcanizable rubber composition
MITSUI PETROCHEMICAL IND3 citations63
US5310818AMay 10, 1994
Vulcanizable chlorine-containing rubber compositions containing triazinethiol amine salt vulcanizing agents
MITSUI PETROCHEMICAL IND3 citations63
US5206305AApr 27, 1993
Chlorinated ethylene-alpha-olefin copolymer rubber and composition thereof
MITSUI PETROCHEMICAL IND5 citations63
US5076967ADec 31, 1991
Semiconductive rubber foam
MITSUI PETROCHEMICAL IND4 citations63
US5041329AAug 20, 1991
Vulcanized rubber article and process for the preparation of the same
MITSUI PETROCHEMICAL IND4 citations63
MITSUI CHEMICALS INC
11 patentsUS6111021AAug 29, 2000
Rubber composition and process for the production thereof
MITSUI CHEMICALS INC73 citations93
US6723794B2Apr 20, 2004
Olefin thermoplastic elastomer composition comprising crystalline polyolefin resin and ethylene/α-olefin/nonconjugated polyene copolymer rubber
MITSUI CHEMICALS INC14 citations84
US6346577B1Feb 12, 2002
Heat-resistant rubber composition
MITSUI CHEMICALS INC7 citations73
US6300416B1Oct 9, 2001
Rubber compositions for tires
MITSUI CHEMICALS INC12 citations73
US6140441AOct 31, 2000
Ethylenic random copolymer, process for preparing the same, and rubber composition
MITSUI CHEMICALS INC9 citations73
US6114449ASep 5, 2000
Curable rubber composition
MITSUI CHEMICALS INC11 citations73
US6569936B1May 27, 2003
Rubber composition for a conveyor belt
MITSUI CHEMICALS INC5 citations63
US6599984B1Jul 29, 2003
Rubber modified with ethylene/α-olefin(/diene) rubber(s)
MITSUI CHEMICALS INC3 citations62
US6458894B1Oct 1, 2002
Rubber modifier of ethylene/α-olefin (/diene) copolymer rubber(s)
MITSUI CHEMICALS INC2 citations62
US5962543AOct 5, 1999
Foam processable rubber compositions and vulcanized rubber foam molded products of the same
MITSUI CHEMICALS INC6 citations61
US5912303AJun 15, 1999
Ethylene/α-olefin/nonconjugated polyene terpolymer rubber composition and vulcanized rubber obtained therefrom
MITSUI CHEMICALS INC4 citations59