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Teruo Nakamura
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Shizuoka, JP
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Patents Grants
last 30 patents
Information
Patent Grant
Hyaluronic acid derivative modified with polyethylene glycol
Patent number
11,512,147
Issue date
Nov 29, 2022
CHUGAI SEIYAKU KABUSHIKI KAISHA
Kazuo Hattori
A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
Information
Patent Grant
Hyaluronic acid derivatives into which cationic and hydrophobic gro...
Patent number
11,389,539
Issue date
Jul 19, 2022
CHUGAI SEIYAKU KABUSHIKI KAISHA
Takashi Nakai
A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
Information
Patent Grant
Process for producing water-soluble hyaluronic acid modification
Patent number
9,394,379
Issue date
Jul 19, 2016
CHUGAI SEIYAKU KABUSHIKI KAISHA
Kenji Yasugi
A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
Information
Patent Grant
Process for producing water-soluble hyaluronic acid modification
Patent number
8,143,391
Issue date
Mar 27, 2012
CHUGAI SEIYAKU KABUSHIKI KAISHA
Kenji Yasugi
A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
Information
Patent Grant
PEG-conjugated erythropoietin
Patent number
8,022,191
Issue date
Sep 20, 2011
CHUGAI SEIYAKU KABUSHIKI KAISHA
Teruo Nakamura
A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
Information
Patent Grant
Sustained release drug carrier
Patent number
7,816,316
Issue date
Oct 19, 2010
CHUGAI SEIYAKU KABUSHIKI KAISHA
Sei Kwang Hahn
A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
Information
Patent Grant
Hyaluronic acid modification products and drug carriers using them
Patent number
7,767,806
Issue date
Aug 3, 2010
CHUGAI SEIYAKU KABUSHIKI KAISHA
Tai Hirakura
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information
Patent Grant
Polyoxyethylene having a sugar on one end and a different functiona...
Patent number
6,090,317
Issue date
Jul 18, 2000
Kataoka; Kazunori
Kazunori Kataoka
A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
Information
Patent Grant
Polyethylene oxides having saccharide residue at one end and differ...
Patent number
5,973,069
Issue date
Oct 26, 1999
Kazunori Kataoka
Kazunori Kataoka
A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
Patents Applications
last 30 patents
Information
Patent Application
HYALURONIC ACID DERIVATIVE MODIFIED WITH POLYETHYLENE GLYCOL
Publication number
20210371548
Publication date
Dec 2, 2021
Chugai SeiYaku Kabushiki Kaisha
Kazuo HATTORI
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information
Patent Application
HYALURONIC ACID DERIVATIVES INTO WHICH CATIONIC AND HYDROPHOBIC GRO...
Publication number
20190142959
Publication date
May 16, 2019
Chugai SeiYaku Kabushiki Kaisha
Takashi NAKAI
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information
Patent Application
PROCESS FOR PRODUCING WATER-SOLUBLE HYALURONIC ACID MODIFICATION
Publication number
20140011991
Publication date
Jan 9, 2014
Chugai SeiYaku Kabushiki Kaisha
Kenji YASUGI
A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
Information
Patent Application
PROCESS FOR PRODUCING WATER-SOLUBLE HYALURONIC ACID MODIFICATION
Publication number
20120183567
Publication date
Jul 19, 2012
Chugai SeiYaku Kabushiki Kaisha
Kenji Yasugi
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information
Patent Application
Refrigerator
Publication number
20090193826
Publication date
Aug 6, 2009
Kenji Yasugi
F25 - REFRIGERATION OR COOLING COMBINED HEATING AND REFRIGERATION SYSTEMS HEA...
Information
Patent Application
Process for producing water-soluble hyaluronic acid modification
Publication number
20090148534
Publication date
Jun 11, 2009
Chugai Seiyaku Kabushiki Kaisha
Kenji Yasugi
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information
Patent Application
CONJUGATE OF WATER-SOLUBLE HYALURONIC ACID MODIFICATION PRODUCT WIT...
Publication number
20090082266
Publication date
Mar 26, 2009
Teruo Nakamura
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information
Patent Application
Hyaluronic acid modification products and drug carrier therefrom
Publication number
20070031503
Publication date
Feb 8, 2007
Chugai SeiYaku Kabushiki Kaisha
Tai Hirakura
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information
Patent Application
PEG-conjugated erythropoietin
Publication number
20060276634
Publication date
Dec 7, 2006
Chugai SeiYaku Kabushiki Kaisha
Teruo Nakamura
A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
Information
Patent Application
Sustained release drug carrier
Publication number
20060110458
Publication date
May 25, 2006
Chugai Seiyaku Kabushiki Kaisha
Sei Kwang Hahn
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information
Patent Application
Peg-binding pth or peg-binding pth derivative
Publication number
20050148763
Publication date
Jul 7, 2005
CHUGAI SEIYAKU KABUSHIKI KAISHA
Yasuo Sekimori
A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
Information
Patent Application
Peg-modified erythropoietin
Publication number
20040082765
Publication date
Apr 29, 2004
Teruo Nakamura
A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE