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Kazutoshi Takashio
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Kita-ku, JP
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Patents Grants
last 30 patents
Information
Patent Grant
High-molecular weight conjugate of podophyllotoxins
Patent number
8,940,332
Issue date
Jan 27, 2015
Nippon Kayaku Kabushiki Kaisha
Masayuki Kitagawa
A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
Information
Patent Grant
Polymer conjugate of bioactive substance having hydroxy group
Patent number
8,808,749
Issue date
Aug 19, 2014
Nippon Kayaku Kabushiki Kaisha
Masayuki Kitagawa
A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
Information
Patent Grant
High-molecular weight derivative of nucleic acid antimetabolite
Patent number
8,334,364
Issue date
Dec 18, 2012
Nipon Kayaku Kabushiki Kaisha
Keiichiro Yamamoto
A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
Information
Patent Grant
High molecular weight derivative of nucleic acid antimetabolite
Patent number
8,188,222
Issue date
May 29, 2012
Nippon Kayaku Kabushiki Kaisha
Keiichiro Yamamoto
A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
Information
Patent Grant
Polymeric derivative of cytidine metabolic antagonist
Patent number
7,700,709
Issue date
Apr 20, 2010
Nippon Kayaku Kabushiki Kaisha
Akira Masuda
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Patents Applications
last 30 patents
Information
Patent Application
Polymer Conjugate Of Bioactive Substance Having Hydroxy Group
Publication number
20120116051
Publication date
May 10, 2012
NIPPON KAYAKU KABUSHIKI KAISHA
Masayuki Kitagawa
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information
Patent Application
HIGH MOLECULAR WEIGHT DERIVATIVE OF NUCLEIC ACID ANTIMETABOLITE
Publication number
20100029849
Publication date
Feb 4, 2010
Keiichiro Yamamoto
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information
Patent Application
High-Molecular Weight Conjugate of Combretastatins
Publication number
20100004403
Publication date
Jan 7, 2010
Masayuki Kitagawa
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information
Patent Application
HIGH-MOLECULAR WEIGHT DERIVATIVE OF NUCLEIC ACID ANTIMETABOLITE
Publication number
20090281300
Publication date
Nov 12, 2009
Keiichiro Yamamoto
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information
Patent Application
High-Molecular Weight Conjugate of Podophyllotoxins
Publication number
20090162313
Publication date
Jun 25, 2009
Masayuki Kitagawa
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information
Patent Application
Polymeric Derivative of Cytidine Metabolic Antagonist
Publication number
20090012252
Publication date
Jan 8, 2009
Akira Masuda
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...