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Isao Tomioka
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Kyoto, JP
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last 30 patents
Information
Patent Grant
Polyimide precursor fibrid, polyimide paper, polyimide composite pa...
Patent number
6,294,049
Issue date
Sep 25, 2001
Unitika Ltd.
Isao Tomioka
D01 - NATURAL OR ARTIFICIAL THREADS OR FIBRES SPINNING
Information
Patent Grant
Poly(amic acid) solution and polyimide film or polymide-coated mate...
Patent number
5,719,253
Issue date
Feb 17, 1998
Unitika Ltd.
Yoshiaki Echigo
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information
Patent Grant
Film forming solution, porous film obtained therefrom and coated ma...
Patent number
5,510,395
Issue date
Apr 23, 1996
Unitika, Ltd.
Isao Tomioka
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information
Patent Grant
Polyimide precursor solution, process for producing the solution an...
Patent number
5,466,732
Issue date
Nov 14, 1995
Unitika Ltd.
Isao Tomioka
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information
Patent Grant
Granular material of polyimide precursor, mixture comprising the ma...
Patent number
5,463,016
Issue date
Oct 31, 1995
Unitika Ltd.
Isao Tomioka
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information
Patent Grant
Method for production of a growth factor for Bifidobacterium sp.
Patent number
5,294,546
Issue date
Mar 15, 1994
Unitika Ltd.
Munehiko Dombou
C12 - BIOCHEMISTRY BEER SPIRITS WINE VINEGAR MICROBIOLOGY ENZYMOLOGY MUTATION...
Information
Patent Grant
Process for producing physiologically active substance
Patent number
5,001,055
Issue date
Mar 19, 1991
Unitika Ltd.
Kazutomo Imahori
C07 - ORGANIC CHEMISTRY
Information
Patent Grant
Process for producing diadenosine tetraphosphate and derivatives th...
Patent number
4,886,749
Issue date
Dec 12, 1989
Unitika Ltd.
Munehiko Dombou
C12 - BIOCHEMISTRY BEER SPIRITS WINE VINEGAR MICROBIOLOGY ENZYMOLOGY MUTATION...
Information
Patent Grant
Process for synthesizing peptides or peptide derivatives
Patent number
4,572,894
Issue date
Feb 25, 1986
Imahori; Kazutomo
Kazutomo Imahori
C12 - BIOCHEMISTRY BEER SPIRITS WINE VINEGAR MICROBIOLOGY ENZYMOLOGY MUTATION...
Information
Patent Grant
Apparatus for synthesizing adenosine-5'-triphosphate
Patent number
4,554,253
Issue date
Nov 19, 1985
Imahori; Kazutomo
Kazutomo Imahori
C12 - BIOCHEMISTRY BEER SPIRITS WINE VINEGAR MICROBIOLOGY ENZYMOLOGY MUTATION...