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Muneaki Takase
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Oizumi, JP
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last 30 patents
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Patent Grant
Water soluble bis-dioxopiperazine derivatives
Patent number
5,393,889
Issue date
Feb 28, 1995
Zenyaku Kogyo Kabushiki Kaisha
Muneaki Takase
C07 - ORGANIC CHEMISTRY
Information
Patent Grant
1-azaindolizine derivatives, synthetic intermediates thereof and an...
Patent number
5,112,833
Issue date
May 12, 1992
Zenyaku Kogyo Kabushiki Kaisha
Muneaki Takase
C07 - ORGANIC CHEMISTRY
Information
Patent Grant
Bis-dioxopiperazine derivatives and pharmaceutical compositions con...
Patent number
4,877,803
Issue date
Oct 31, 1989
Zenyaku Kogyo Kabushiki Kaisha
Jun-Chao Cai
C07 - ORGANIC CHEMISTRY
Information
Patent Grant
Bis-dioxopiperazine derivatives
Patent number
4,868,303
Issue date
Sep 19, 1989
Zenyaku Kogyo Kabushiki Kaisha
Muneaki Takase
C07 - ORGANIC CHEMISTRY
Information
Patent Grant
Thiazole derivatives and medical compositions thereof
Patent number
4,804,668
Issue date
Feb 14, 1989
Zenyaku Kogyo Kabushiki Kaisha
Muneaki Takase
C07 - ORGANIC CHEMISTRY
Information
Patent Grant
1,4-thiazine derivative, and cardiotonic agent comprising it as eff...
Patent number
4,800,201
Issue date
Jan 24, 1989
Zenyaku Kogyo Kabushiki Kaisha
Muneaki Takase
C07 - ORGANIC CHEMISTRY
Information
Patent Grant
Bis-dioxopiperazine derivatives, process for their preparation, ant...
Patent number
4,650,799
Issue date
Mar 17, 1987
Zenyaku Kogyo Kabushiki Kaisha
Jun-Chao Cai
C07 - ORGANIC CHEMISTRY
Information
Patent Grant
1,4-Thiazine derivatives
Patent number
4,565,813
Issue date
Jan 21, 1986
Zenyaku Kogyo Kabushiki Kaisha
Muneaki Takase
C07 - ORGANIC CHEMISTRY
Information
Patent Grant
Polysaccharide PS-A obtained from barrenwort deriving from plants b...
Patent number
4,528,188
Issue date
Jul 9, 1985
Zenyaku Kogyo Kabushiki Kaisha
Susumu Mitsuhashi
A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
Information
Patent Grant
Extract from barrenwort
Patent number
4,501,736
Issue date
Feb 26, 1985
Zenyaku Kogyo Kabushiki Kaisha
Susumu Mitsuhashi
A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
Information
Patent Grant
Condurango glycoside compounds, processes for their preparation, an...
Patent number
4,452,786
Issue date
Jun 5, 1984
Zenyaku Kogyo Kabushiki Kaisha
Hiroshi Mitsuhashi
A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
Information
Patent Grant
Process for production of o-(2,6-dichloroanilino)-phenylacetic acid
Patent number
4,410,724
Issue date
Oct 18, 1983
Zenyaku Kogyo Kabushiki Kaisha
Muneaki Takase
C07 - ORGANIC CHEMISTRY
Information
Patent Grant
Extracts of Marsdenia cundurango Reichenbach fil
Patent number
4,320,120
Issue date
Mar 16, 1982
Zenyaku Kogyo Kabushiki Kaisha
Hiroshi Mitsuhashi
A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE