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Masahiro Kondo
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Iwakuni, JP
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last 30 patents
Information
Patent Grant
Mask protective device
Patent number
6,083,577
Issue date
Jul 4, 2000
Mitsui Chemicals, Inc.
Hiroaki Nakagawa
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Grant
Method of producing keto acids
Patent number
5,371,285
Issue date
Dec 6, 1994
Mitsui Petrochemical Industries, Ltd.
Masahiro Kondo
C07 - ORGANIC CHEMISTRY
Information
Patent Grant
Method of producing N-alkylaminophenols
Patent number
5,113,018
Issue date
May 12, 1992
Mitsui Petrochemical Industries, Ltd.
Yoshito Kurano
C07 - ORGANIC CHEMISTRY
Information
Patent Grant
Process for preparation of cellulose nitrate films
Patent number
5,055,568
Issue date
Oct 8, 1991
Mitsui Petrochemical Industries, Ltd.
Hiroaki Nakagawa
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information
Patent Grant
Process for preparation of cellulose ester films
Patent number
4,812,279
Issue date
Mar 14, 1989
Mitsui Petrochemical Industries, Ltd.
Hiroaki Nakagawa
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...