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Kenji Otsubo
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Osaka, JP
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Patents Grants
last 30 patents
Information
Patent Grant
Pyrolysis tube for manufacturing olefin and method for manufacturin...
Patent number
11,427,763
Issue date
Aug 30, 2022
Kubota Corporation
Kenji Otsubo
C10 - PETROLEUM, GAS OR COKE INDUSTRIES TECHNICAL GASES CONTAINING CARBON MON...
Information
Patent Grant
Quinolone compound and pharmaceutical composition
Patent number
9,403,773
Issue date
Aug 2, 2016
Otsuka Pharmaceutical Co., Ltd.
Kenji Otsubo
A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
Information
Patent Grant
Quinolone compound and pharmaceutical composition
Patent number
9,045,464
Issue date
Jun 2, 2015
Otsuka Pharmaceutical Co., Ltd.
Kenji Otsubo
C07 - ORGANIC CHEMISTRY
Information
Patent Grant
Quinolone compound and pharmaceutical composition
Patent number
9,018,229
Issue date
Apr 28, 2015
Otsuka Pharmaceutical Co., Ltd.
Kenji Otsubo
C07 - ORGANIC CHEMISTRY
Information
Patent Grant
Quinolone compound and pharmaceutical composition
Patent number
RE45108
Issue date
Sep 2, 2014
Otsuka Pharmaceutical Co., Ltd.
Kenji Otsubo
546 - Organic compounds
Information
Patent Grant
Quinolone compound and pharmaceutical composition
Patent number
8,642,619
Issue date
Feb 4, 2014
Otsuka Pharmaceutical Co., Ltd.
Kenji Otsubo
A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
Information
Patent Grant
Quinolone compound and pharmaceutical composition
Patent number
8,592,593
Issue date
Nov 26, 2013
Otsuka Pharmaceutical Co., Ltd.
Kenji Otsubo
C07 - ORGANIC CHEMISTRY
Information
Patent Grant
Quinolone compound and pharmaceutical composition
Patent number
8,304,546
Issue date
Nov 6, 2012
Otsuka Pharmaceutical Co., Ltd.
Kenji Otsubo
C07 - ORGANIC CHEMISTRY
Information
Patent Grant
Quinolone compound and pharmaceutical composition
Patent number
8,269,011
Issue date
Sep 18, 2012
Otsuka Pharmaceutical Co., Ltd.
Kenji Otsubo
A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
Information
Patent Grant
Cracking tube having helical fins
Patent number
7,799,963
Issue date
Sep 21, 2010
Kubota Corporation
Masahiro Inui
F28 - HEAT EXCHANGE IN GENERAL
Information
Patent Grant
Quinoline derivative and antiulcer agent containing said quinoline...
Patent number
5,215,999
Issue date
Jun 1, 1993
Otsuka Pharmaceutical Co., Ltd.
Minoru Uchida
C07 - ORGANIC CHEMISTRY
Patents Applications
last 30 patents
Information
Patent Application
THERMAL DECOMPOSITION PIPE FOR OLEFIN MANUFACTURE AND METHOD FOR MA...
Publication number
20190309229
Publication date
Oct 10, 2019
KUBOTA CORPORATION
Kenji Otsubo
B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information
Patent Application
QUINOLONE COMPOUND AND PHARMACEUTICAL COMPOSITION
Publication number
20160304461
Publication date
Oct 20, 2016
OTSUKA PHARMACEUTICAL CO., LTD.
Kenji OTSUBO
C07 - ORGANIC CHEMISTRY
Information
Patent Application
QUINOLONE COMPOUND AND PHARMACEUTICAL COMPOSITION
Publication number
20150218101
Publication date
Aug 6, 2015
OTSUKA PHARMACEUTICAL CO., LTD.
Kenji OTSUBO
C07 - ORGANIC CHEMISTRY
Information
Patent Application
QUINOLONE COMPOUND AND PHARMACEUTICAL COMPOSITION
Publication number
20140121207
Publication date
May 1, 2014
OTSUKA PHARMACEUTICAL CO., LTD.
Kenji Otsubo
A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
Information
Patent Application
QUINOLONE COMPOUND AND PHARMACEUTICAL COMPOSITION
Publication number
20140045793
Publication date
Feb 13, 2014
OTSUKA PHARMACEUTICAL CO., LTD.
Kenji Otsubo
C07 - ORGANIC CHEMISTRY
Information
Patent Application
PHARMACEUTICAL AGENT COMPRISING QUINOLONE COMPOUND
Publication number
20130217678
Publication date
Aug 22, 2013
OTSUKA PHARMACEUTICAL CO., LTD.
Kenji OTSUBO
A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
Information
Patent Application
QUINOLONE COMPOUND AND PHARMACEUTICAL COMPOSITION
Publication number
20130005675
Publication date
Jan 3, 2013
OTSUKA PHARMACEUTICAL CO., LTD.
Kenji Otsubo
C07 - ORGANIC CHEMISTRY
Information
Patent Application
QUINOLONE COMPOUND AND PHARMACEUTICAL COMPOSITION
Publication number
20120316168
Publication date
Dec 13, 2012
OTSUKA PHARMACEUTICAL CO., LTD.
Kenji Otsubo
A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
Information
Patent Application
QUINOLONE COMPOUND AND PHARMACEUTICAL COMPOSITION
Publication number
20110269705
Publication date
Nov 3, 2011
OTSUKA PHARMACEUTICAL CO., LTD.
Kenji Otsubo
C07 - ORGANIC CHEMISTRY
Information
Patent Application
PHARMACEUTICAL AGENT COMPRISING QUINOLONE COMPOUND
Publication number
20110251180
Publication date
Oct 13, 2011
OTSUKA PHARMACEUTICAL CO., LTD.
Kenji Otsubo
A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
Information
Patent Application
QUINOLONE COMPOUND AND PHARMACEUTICAL COMPOSITION
Publication number
20100130546
Publication date
May 27, 2010
OTSUKA PHARMACEUTICAL CO., LTD.
Kenji Otsubo
A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
Information
Patent Application
Cracking tube having helical fins
Publication number
20090177022
Publication date
Jul 9, 2009
KUBOTA CORPORATION
Masahiro Inui
F28 - HEAT EXCHANGE IN GENERAL
Information
Patent Application
Cracking tube having helical fins
Publication number
20060102327
Publication date
May 18, 2006
Masahiro Inui
F28 - HEAT EXCHANGE IN GENERAL