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Kazuhisa Hiratani
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Ibaragi, JP
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last 30 patents
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Patent Grant
Bisquinolinol and bisbenzoquinolinol compounds, and process for pro...
Patent number
5,599,935
Issue date
Feb 4, 1997
Director-General of Industrial Science and Technology
Kazuhisa Hiratani
C07 - ORGANIC CHEMISTRY
Information
Patent Grant
Method of selectively separating lead ions
Patent number
5,411,667
Issue date
May 2, 1995
Director General of Agency of Industrial Science and Technology
Kazuhisa Hiratani
C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...
Information
Patent Grant
.alpha.-Amino acid diamide and use thereof as cupric ion-transporti...
Patent number
5,182,398
Issue date
Jan 26, 1993
Director General of Agency of Industrial Science and Technology
Kazuyuki Kasuga
C07 - ORGANIC CHEMISTRY
Information
Patent Grant
Quinolyl malonamide derivatives
Patent number
5,071,989
Issue date
Dec 10, 1991
Director General of Agency of Industrial Science and Technology
Kazuhisa Hiratani
C07 - ORGANIC CHEMISTRY
Information
Patent Grant
Electrode membrane
Patent number
4,861,455
Issue date
Aug 29, 1989
Japan as represented by Director General of Agency of Industrial Science and...
Hideki Sugihara
G01 - MEASURING TESTING
Information
Patent Grant
Oxy benzoic acid terminated polyether derivatives of 8-hydroxy quin...
Patent number
4,433,151
Issue date
Feb 21, 1984
Director General of Agency of Industrial Science and Technology
Kazuhisa Hiratani
C07 - ORGANIC CHEMISTRY