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Patents Grants
last 30 patents
Information
Patent Grant
Polymer conjugate of folic acid or folic acid derivative
Patent number
9,149,540
Issue date
Oct 6, 2015
Nippon Kayaku Kabushiki Kaisha
Takeshi Nakanishi
A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
Information
Patent Grant
High-molecular weight conjugate of physiologically active substances
Patent number
8,920,788
Issue date
Dec 30, 2014
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
Remedies for photochemotherapy
Patent number
6,500,816
Issue date
Dec 31, 2002
Nippon Kayaku Kabushiki Kaisha
Hisao Ekimoto
A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
Patents Applications
last 30 patents
Information
Patent Application
High-Molecular Weight Conjugate Of Resorcinol Derivatives
Publication number
20160279164
Publication date
Sep 29, 2016
Nippon Kayaku Kabushiki-Kaisha
Masaharu Nakamura
A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
Information
Patent Application
High-Molecular Weight Conjugate Of Resorcinol Derivatives
Publication number
20150011715
Publication date
Jan 8, 2015
Nippon Kayaku Kabushiki-Kaisha
Masaharu Nakamura
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
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
Polymer Conjugate Of Folic Acid Or Folic Acid Derivative
Publication number
20110294980
Publication date
Dec 1, 2011
NIPPON KAYAKU KABUSHIKI KAISHA
Takeshi Nakanishi
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information
Patent Application
High-Molecular Weight Conjugate Of Physiologically Active Substances
Publication number
20110201754
Publication date
Aug 18, 2011
NIPPON KAYAKU KABUSHIKI KAISHA
Masayuki Kitagawa
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information
Patent Application
High-molecular weight conjugate of resorcinol derivatives
Publication number
20090239782
Publication date
Sep 24, 2009
Masaharu Nakamura
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...