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Kanagawa, JP
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last 30 patents
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Patent Grant
Octadiene polymer and process for producing the same
Patent number
5,077,368
Issue date
Dec 31, 1991
Tonen Corporation
Yoshiharu Doi
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information
Patent Grant
Narrow molecular weight distribution hydrocarbon soluble homopolyme...
Patent number
5,066,754
Issue date
Nov 19, 1991
Tonen Corporation
Yoshiharu Doi
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information
Patent Grant
Heptadiene polymer and process for producing the same
Patent number
5,015,714
Issue date
May 14, 1991
Tonen Corporation
Yoshiharu Doi
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information
Patent Grant
Diolefin polymer of copolymer and a process for the production of t...
Patent number
4,999,409
Issue date
Mar 12, 1991
Toa Nenryo Kogyo Kabushiki Kaisha
Yoshiharu Doi
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information
Patent Grant
Process for producing propylene polymer
Patent number
4,717,755
Issue date
Jan 5, 1988
Toa Nenryo Kogyo Kabushiki Kaisha
Yoshiharu Doi
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information
Patent Grant
Catalyst for polymerization of olefins
Patent number
4,695,557
Issue date
Sep 22, 1987
Toa Nenryo Kogyo Kabushiki Kaisha
Shigeo Suzuki
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...