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Yasuhiro Nishitani
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Osaka, JP
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Patents Grants
last 30 patents
Information
Patent Grant
Cephem compound having catechol or pseudo-catechol structure
Patent number
9,334,289
Issue date
May 10, 2016
Shionogi & Co., Ltd.
Yasuhiro Nishitani
C07 - ORGANIC CHEMISTRY
Information
Patent Grant
Cephem compound having pyridinium group
Patent number
9,242,999
Issue date
Jan 26, 2016
Shionogi & Co., Ltd.
Yasuhiro Nishitani
C07 - ORGANIC CHEMISTRY
Information
Patent Grant
Cephalosporin having catechol group
Patent number
9,238,657
Issue date
Jan 19, 2016
Shionogi & Co., Ltd.
Yasuhiro Nishitani
C07 - ORGANIC CHEMISTRY
Information
Patent Grant
Glycopeptide antibiotic derivative
Patent number
8,933,012
Issue date
Jan 13, 2015
Shionogi & Co., Ltd.
Yasuhiro Nishitani
A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
Information
Patent Grant
Cephem compounds having broad antibacterial spectrum
Patent number
7,696,354
Issue date
Apr 13, 2010
Shionogi & Co., Ltd.
Yasuhiro Nishitani
A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
Information
Patent Grant
Broad spectrum cephem compounds
Patent number
7,384,928
Issue date
Jun 10, 2008
Shionogi & Co., Ltd.
Yasuhiro Nishitani
A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
Information
Patent Grant
Imidazo[4,5-b]-pyridiniummethyl-containing cephem c...
Patent number
6,800,621
Issue date
Oct 5, 2004
Shionogi & Co., Ltd.
Yasuhiro Nishitani
C07 - ORGANIC CHEMISTRY
Information
Patent Grant
Imidazo[4,5-b]pyridiniummethyl-containing cephem co...
Patent number
6,518,263
Issue date
Feb 11, 2003
Shionogi & Co., Ltd.
Yasuhiro Nishitani
C07 - ORGANIC CHEMISTRY
Information
Patent Grant
Compounds and pharmaceutical compositions containing the same
Patent number
6,458,950
Issue date
Oct 1, 2002
Shionogi & Co., Ltd.
Yasuhiro Nishitani
C07 - ORGANIC CHEMISTRY
Information
Patent Grant
Cephem compounds and pharmaceutical compositions containing the same
Patent number
6,214,818
Issue date
Apr 10, 2001
Shionogi & Co., Ltd.
Yasuhiro Nishitani
C07 - ORGANIC CHEMISTRY
Information
Patent Grant
Intermediates for pyrrolidylthiocarbapenem derivative
Patent number
5,703,243
Issue date
Dec 30, 1997
Shionogi Seiyaku Kabushiki Kaisha
Yasuhiro Nishitani
C07 - ORGANIC CHEMISTRY
Information
Patent Grant
Production method for sulfamide
Patent number
5,539,102
Issue date
Jul 23, 1996
Shionogi Seiyaku Kabushiki Kaisha
Yuji Sendo
C07 - ORGANIC CHEMISTRY
Information
Patent Grant
Pyrrolidylthiocarbapenem derivative
Patent number
5,317,016
Issue date
May 31, 1994
Shionogi Seiyaku Kabushiki Kaisha
Yasuhiro Nishitani
C07 - ORGANIC CHEMISTRY
Information
Patent Grant
Pyridonecarboxylic acids and their anti-bacterial compositions
Patent number
5,017,581
Issue date
May 21, 1991
Shionogi & Co., Ltd.
Yasuhiro Nishitani
C07 - ORGANIC CHEMISTRY
Information
Patent Grant
1-oxadethia cephalosporin hydroxamic acid derivatives
Patent number
4,705,852
Issue date
Nov 10, 1987
Shionogi & Co., Ltd.
Wataru Nagata
C07 - ORGANIC CHEMISTRY
Information
Patent Grant
Cephalosporin hydroxamic acids
Patent number
4,614,797
Issue date
Sep 30, 1986
Shionogi & Co., Ltd.
Wataru Nagata
C07 - ORGANIC CHEMISTRY
Information
Patent Grant
Azetidinone intermediates for cephalosporin analogs
Patent number
4,592,865
Issue date
Jun 3, 1986
Shionogi & Co., Ltd.
Masayuki Narisada
C07 - ORGANIC CHEMISTRY
Information
Patent Grant
Vinylthioacetamido oxacephalosporin derivatives
Patent number
4,529,721
Issue date
Jul 16, 1985
Shionogi & Co., Ltd.
Wataru Nagata
C07 - ORGANIC CHEMISTRY
Information
Patent Grant
Process for preparing phosphine oxides
Patent number
4,511,738
Issue date
Apr 16, 1985
Shionogi & Co., Ltd.
Kanji Tokuyama
C07 - ORGANIC CHEMISTRY
Information
Patent Grant
Synthesis of hydroxyethyltetrazolethiol and etherified intermediate...
Patent number
4,508,909
Issue date
Apr 2, 1985
Shionogi & Co., Ltd.
Wataru Nagata
C07 - ORGANIC CHEMISTRY
Information
Patent Grant
Fused oxazolidine compounds
Patent number
4,269,773
Issue date
May 26, 1981
Shionogi & Co., Ltd.
Yoshioka Mitsuru
C07 - ORGANIC CHEMISTRY
Information
Patent Grant
Reductive cleavage of oxazolidine compounds
Patent number
4,159,984
Issue date
Jul 3, 1979
Shionogi & Co., Ltd.
Mitsuru Yoshioka
C07 - ORGANIC CHEMISTRY
Information
Patent Grant
Cephalosporin analogues
Patent number
4,143,038
Issue date
Mar 6, 1979
Shionogi & Co., Ltd.
Masayuki Narisada
C07 - ORGANIC CHEMISTRY
Patents Applications
last 30 patents
Information
Patent Application
CEPHEM COMPOUND HAVING PYRIDINIUM GROUP
Publication number
20140114060
Publication date
Apr 24, 2014
Shionogi & Co., Ltd.
Yasuhiro Nishitani
C07 - ORGANIC CHEMISTRY
Information
Patent Application
NOVEL CEPHEM COMPOUND HAVING CATECHOL OR PSEUDO-CATECHOL STRUCTURE
Publication number
20140088302
Publication date
Mar 27, 2014
Shionogi & Co., Ltd.
Yasuhiro Nishitani
C07 - ORGANIC CHEMISTRY
Information
Patent Application
CEPHALOSPORIN HAVING CATECHOL GROUP
Publication number
20110190254
Publication date
Aug 4, 2011
Shionogi & Co., Ltd.
Yasuhiro Nishitani
C07 - ORGANIC CHEMISTRY
Information
Patent Application
Glycopeptide Antibiotic Derivative
Publication number
20090286717
Publication date
Nov 19, 2009
Yasuhiro Nishitani
A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
Information
Patent Application
Cephem Compounds Having Broad Antibacterial Spectrum
Publication number
20090131655
Publication date
May 21, 2009
Shionogi & Co., Ltd.
Yasuhiro Nishitani
A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
Information
Patent Application
3-Pyridinium Methyl Cephem Compound
Publication number
20070219191
Publication date
Sep 20, 2007
Yasuhiro Nishitani
C07 - ORGANIC CHEMISTRY
Information
Patent Application
Broad -spectrum cephem compounds
Publication number
20050153950
Publication date
Jul 14, 2005
SHIONOGI & CO., LTD.
Yasuhiro Nishitani
A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
Information
Patent Application
Imidazo[4,5-b]-pyridinium-containing cephem compounds having broad...
Publication number
20030149014
Publication date
Aug 7, 2003
Shionogi & Co., Ltd.
Yasuhiro Nishitani
C07 - ORGANIC CHEMISTRY