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Kawasaki, JP
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last 30 patents
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Patent Grant
Production of p-acetylaminophenol from p-aminophenyl acetate
Patent number
5,221,769
Issue date
Jun 22, 1993
Mitsui Toatsu Chemicals Inc.
Hideyuki Akieda
C07 - ORGANIC CHEMISTRY
Information
Patent Grant
Process for preventing consolidation of p-dichlorobenzene
Patent number
5,220,081
Issue date
Jun 15, 1993
Mitsui Toatsu Chemicals, Inc.
Ryuichi Mita
C07 - ORGANIC CHEMISTRY
Information
Patent Grant
Process for producing allyl bromides
Patent number
5,208,400
Issue date
May 4, 1993
Mitsui Toatsu Chemicals, Inc.
Ryuichi Mita
C07 - ORGANIC CHEMISTRY
Information
Patent Grant
Pyrimidinyloxy(thio)quinoline derivative, and agri-horticultural fu...
Patent number
5,202,329
Issue date
Apr 13, 1993
Mitsui Toatsu Chemicals Inc.
Katsutoshi Ishikawa
C07 - ORGANIC CHEMISTRY
Information
Patent Grant
Process for producing p-hydroxyneophyl m-phenoxybenzyl ether
Patent number
5,144,083
Issue date
Sep 1, 1992
Mitsui Toatsu Chemicals, Incorporated
Hideyuki Akieda
C07 - ORGANIC CHEMISTRY
Information
Patent Grant
Preparation of a difluorohalomethoxybenzene
Patent number
5,105,021
Issue date
Apr 14, 1992
Mitsui Toatsu Chemicals, Incorporated
Hideyuki Akieda
C07 - ORGANIC CHEMISTRY
Information
Patent Grant
Method for purifying pentachloronitrobenzene by solid base treatment
Patent number
5,104,491
Issue date
Apr 14, 1992
Mitsui Toatsu Chemicals, Inc.
Mitsumasa Umemoto
C07 - ORGANIC CHEMISTRY
Information
Patent Grant
Preparation process of .alpha.-l-aspartyl-l-phenylalanine methyl es...
Patent number
4,962,222
Issue date
Oct 9, 1990
Mitsui Toatsu Chemicals, Incorporated
Ryuichi Mita
C07 - ORGANIC CHEMISTRY
Information
Patent Grant
Preparation process of .alpha.-l-aspartyl-l-phenyl-alanine methyl e...
Patent number
4,918,216
Issue date
Apr 17, 1990
Mitsui Toatsu Chemicals, Incorporated
Ryuichi Mita
C07 - ORGANIC CHEMISTRY
Information
Patent Grant
Isolation of alpha-l-aspartyl-l-phenylalanine methyl ester from aqu...
Patent number
4,897,506
Issue date
Jan 30, 1990
Mitsui Toatsu Chemicals, Incorporated
Ryuichi Mita
C07 - ORGANIC CHEMISTRY
Information
Patent Grant
Preparation process of .alpha.-L-aspartyl-L-phenylalanine methyl ester
Patent number
4,801,732
Issue date
Jan 31, 1989
Mitsui Toatsu Chemicals, Incorporated
Ryuichi Mita
C07 - ORGANIC CHEMISTRY
Information
Patent Grant
Preparation process of .alpha.-L-aspartyl-L-phenylalanine methyl es...
Patent number
4,780,561
Issue date
Oct 25, 1988
Mitsui Toatsu Chemicals, Inc.
Ryuichi Mita
C07 - ORGANIC CHEMISTRY
Information
Patent Grant
Preparation process of .alpha.-L-aspartyl-L-phenylalanine methyl es...
Patent number
4,778,916
Issue date
Oct 18, 1988
Mitsui Toatsu Chemicals, Inc.
Ryuichi Mita
C07 - ORGANIC CHEMISTRY
Information
Patent Grant
Preparation process of N-formyl-.alpha.-aspartyl phenylalanine
Patent number
4,745,210
Issue date
May 17, 1988
Mitsui Toatsu Chemicals, Incorporated
Ryuichi Mita
C07 - ORGANIC CHEMISTRY
Information
Patent Grant
Preparation process of N-acylphenylalanines
Patent number
4,675,439
Issue date
Jun 23, 1987
Mitsui Toatsu Chemicals, Incorporated
Ryuichi Mita
C07 - ORGANIC CHEMISTRY
Information
Patent Grant
Process for producing N-acylphenylalanines
Patent number
4,612,388
Issue date
Sep 16, 1986
Mitsui Toatsu Chemicals, Incorporated
Ryuichi Mita
C07 - ORGANIC CHEMISTRY
Information
Patent Grant
Process for production of .beta.-phenylserine
Patent number
4,605,759
Issue date
Aug 12, 1986
Mitsui Toatsu Chemicals, Inc.
Ryuichi Mita
C07 - ORGANIC CHEMISTRY
Information
Patent Grant
Preparation process of .beta.-chloroalanine
Patent number
4,484,003
Issue date
Nov 20, 1984
Mitsui Toatsu Chemicals, Incorporated
Masaharu Ohoka
C07 - ORGANIC CHEMISTRY
Information
Patent Grant
Production process of DL-cystein
Patent number
4,453,008
Issue date
Jun 5, 1984
Mitsui Toatsu Chemicals, Inc.
Ryuichi Mita
C07 - ORGANIC CHEMISTRY
Information
Patent Grant
Cyclization process for producing aziridine-2-carboxylic acid or it...
Patent number
4,393,000
Issue date
Jul 12, 1983
Mitsui Toatsu Chemicals, Inc.
Ryuichi Mita
C07 - ORGANIC CHEMISTRY
Information
Patent Grant
Process for producing 2,3-dihalopropionitrile
Patent number
4,350,643
Issue date
Sep 21, 1982
Mitsui Toatsu Chemicals, Inc.
Shosuke Nagai
C07 - ORGANIC CHEMISTRY
Information
Patent Grant
Oxidation-reduction reagents for a wet desulfurization process and...
Patent number
4,342,700
Issue date
Aug 3, 1982
Mitsui Toatsu Chemicals, Inc.
Katsuya Sakai
C07 - ORGANIC CHEMISTRY
Information
Patent Grant
Alpha-halogeno-beta-aminopropionitriles or the mineral acid salts t...
Patent number
4,338,259
Issue date
Jul 6, 1982
Mitsui Toatsu Chemicals, Inc.
Ryuichi Mita
C07 - ORGANIC CHEMISTRY
Information
Patent Grant
Production of DL-serine
Patent number
4,304,933
Issue date
Dec 8, 1981
Mitsui Toatsu Chemicals, Inc.
Ryuichi Mita
C07 - ORGANIC CHEMISTRY
Information
Patent Grant
Oxidation-reduction reagents for a wet desulfurization process and...
Patent number
4,276,187
Issue date
Jun 30, 1981
Mitsui Toatsu Chemicals Incorporated
Katsuya Sakai
C07 - ORGANIC CHEMISTRY