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Katsuta, JP
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Patents Grants
last 30 patents
Information
Patent Grant
Pump for liquid chromatograph, and liquid chromatograph
Patent number
9,410,543
Issue date
Aug 9, 2016
Hitachi High-Technologies Corporation
Kenichiro Tokuo
F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
Information
Patent Grant
Liquid mixing device and liquid chromatograph
Patent number
9,128,071
Issue date
Sep 8, 2015
Hitachi High-Technologies Corporation
Nobuhiro Tsukada
G01 - MEASURING TESTING
Information
Patent Grant
Liquid delivery device, liquid chromatograph, and method for operat...
Patent number
8,871,088
Issue date
Oct 28, 2014
Hitachi High-Technologies Corporation
Hironori Kaji
F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
Information
Patent Grant
Nucleic acid analyzer, automatic analyzer, and analysis method
Patent number
8,574,891
Issue date
Nov 5, 2013
Hitachi High-Technologies Corporation
Kohshi Maeda
G01 - MEASURING TESTING
Information
Patent Grant
Liquid supply device using check valve and reactive liquid chromato...
Patent number
8,551,423
Issue date
Oct 8, 2013
Hitachi High-Technologies Corporation
Kisaburo Deguchi
F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
Information
Patent Grant
Liquid chromatography apparatus and liquid chromatography analysis...
Patent number
8,375,772
Issue date
Feb 19, 2013
Hitachi High-Technologies Corporation
Masato Fukuda
G01 - MEASURING TESTING
Information
Patent Grant
Solvent delivery device and analytical system
Patent number
8,191,405
Issue date
Jun 5, 2012
Hitachi High-Technologies Corporation
Naoya Yasuhara
F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
Information
Patent Grant
Two-unit pump for liquid chromatograph with flow sensor arrangement
Patent number
8,123,496
Issue date
Feb 28, 2012
Hitachi High-Technologies Corporation
Kimihiko Ishii
G01 - MEASURING TESTING
Information
Patent Grant
Liquid chromatograph device
Patent number
7,921,696
Issue date
Apr 12, 2011
Hitachi High-Technologies Corporation
Kunihiko Takao
F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
Information
Patent Grant
Separation column and liquid chromatography apparatus using the same
Patent number
7,901,573
Issue date
Mar 8, 2011
Hitachi High-Technologies Corporation
Kimihiko Ishii
G01 - MEASURING TESTING
Information
Patent Grant
Liquid delivery device, liquid chromatograph, and method for operat...
Patent number
7,850,844
Issue date
Dec 14, 2010
Hitachi High-Technologies Corporation
Hironori Kaji
F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
Information
Patent Grant
Pump for liquid chromatograph
Patent number
7,588,423
Issue date
Sep 15, 2009
Hitachi High-Technologies Corporation
Kunihiko Takao
F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
Information
Patent Grant
Liquid feeding system
Patent number
7,350,401
Issue date
Apr 1, 2008
Hitachi High-Technologies Corporation
Kunihiko Takao
F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
Information
Patent Grant
Pump, pump for liquid chromatography, and liquid chromatography app...
Patent number
7,189,320
Issue date
Mar 13, 2007
Hitachi High-Technologies Corporation
Kunihiko Takao
F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
Information
Patent Grant
Gradient liquid feed pump system, and liquid chromatograph
Patent number
7,163,379
Issue date
Jan 16, 2007
Hitachi High-Technologies Corporation
Kiyotoshi Mori
F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
Information
Patent Grant
Mixer and liquid analyzer provided with same
Patent number
7,147,364
Issue date
Dec 12, 2006
Hitachi High-Technologies Corporation
Tomoki Oohashi
B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information
Patent Grant
Pump for liquid chromatography
Patent number
7,063,785
Issue date
Jun 20, 2006
Hitachi High-Technologies Corporation
Kenji Hiraku
F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
Information
Patent Grant
Liquid chromatograph pump with dual cylinders and dual plungers
Patent number
7,063,513
Issue date
Jun 20, 2006
Hitachi High-Technologies Corporation
Kenji Hiraku
F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
Information
Patent Grant
Liquid chromatograph pump and control method therefor
Patent number
6,923,916
Issue date
Aug 2, 2005
Hitachi High-Technologies Corporation
Kenji Hiraku
F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
Information
Patent Grant
Liquid chromatographic apparatus
Patent number
6,122,049
Issue date
Sep 19, 2000
Hitachi, Ltd.
Yoshimi Sugiyama
G01 - MEASURING TESTING
Information
Patent Grant
Elution liquid control for a liquid chromatograph
Patent number
5,852,231
Issue date
Dec 22, 1998
Hitachi, Ltd.
Hironori Kaji
G01 - MEASURING TESTING
Information
Patent Grant
Precisely flow-controlling pump
Patent number
5,664,937
Issue date
Sep 9, 1997
Hitachi, Ltd.
Kenichiro Takahashi
G05 - CONTROLLING REGULATING
Information
Patent Grant
Casing structure for chromatograph
Patent number
5,559,283
Issue date
Sep 24, 1996
Hitachi, Ltd.
Hironori Kaji
G01 - MEASURING TESTING
Information
Patent Grant
Liquid chromatograph
Patent number
5,512,170
Issue date
Apr 30, 1996
Hitachi, Ltd.
Yoshiaki Yamada
G01 - MEASURING TESTING
Information
Patent Grant
Operator with printer for analyzing machine of liquid chromatograph
Patent number
D356745
Issue date
Mar 28, 1995
Hitachi, Ltd.
Atsushi Ninomiya
D10 - Measuring, testing, or signalling instruments
Information
Patent Grant
Liquid chromatograph analyzer
Patent number
D354013
Issue date
Jan 3, 1995
Hitachi, Ltd.
Atsushi Ninomiya
D10 - Measuring, testing, or signalling instruments
Information
Patent Grant
Pump for analyzing machine of liquid chromatograph
Patent number
D353384
Issue date
Dec 13, 1994
Hitachi, Ltd.
Atsushi Ninomiya
D15 - Machines not elsewhere specified
Information
Patent Grant
Liquid chromatography system and method for separation of pre-separ...
Patent number
5,100,557
Issue date
Mar 31, 1992
Hitachi, Ltd.
Taro Nogami
G01 - MEASURING TESTING
Patents Applications
last 30 patents
Information
Patent Application
PUMP FOR LIQUID CHROMATOGRAPH, AND LIQUID CHROMATOGRAPH
Publication number
20130104631
Publication date
May 2, 2013
Kenichiro Tokuo
F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
Information
Patent Application
LIQUID MIXING DEVICE AND LIQUID CHROMATOGRAPH
Publication number
20130091933
Publication date
Apr 18, 2013
Nobuhiro Tsukada
G01 - MEASURING TESTING
Information
Patent Application
LIQUID SUPPLY DEVICE USING CHECK VALVE AND REACTIVE LIQUID CHROMATO...
Publication number
20120128533
Publication date
May 24, 2012
Hitachi High-Technologies Corporation
Kisaburo Deguchi
F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
Information
Patent Application
LIQUID DELIVERY DEVIDE AND LIQUID CHROMATOGRAPHY DEVICE
Publication number
20120055581
Publication date
Mar 8, 2012
Hitachi High-Technologies Corporation
Daisuke Akieda
G01 - MEASURING TESTING
Information
Patent Application
NUCLEIC ACID ANALYZER, AUTOMATIC ANALYZER, AND ANALYSIS METHOD
Publication number
20110104703
Publication date
May 5, 2011
Hitachi High-Technologies Corporation
Kohshi Maeda
G01 - MEASURING TESTING
Information
Patent Application
LIQUID DELIVERY DEVICE, LIQUID CHROMATOGRAPH, AND METHOD FOR OPER...
Publication number
20110042283
Publication date
Feb 24, 2011
Hitachi High-Technologies Corporation
Hironori KAJI
B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information
Patent Application
PUMP FOR LIQUID CHROMATOGRAPH
Publication number
20100288027
Publication date
Nov 18, 2010
Hitachi High-Technologies Corporation
Kimihiko Ishii
G01 - MEASURING TESTING
Information
Patent Application
SEPARATION COLUMN AND LIQUID CHROMATOGRAPH
Publication number
20090218267
Publication date
Sep 3, 2009
Hitachi-Technologies Corporation
Kiyotoshi MORI
B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information
Patent Application
SOLVENT DELIVERY DEVICE AND ANALYTICAL SYSTEM
Publication number
20090193879
Publication date
Aug 6, 2009
Hitaci High-technologies Corporation
Naoya Yasuhara
F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
Information
Patent Application
LIQUID CHROMATOGRAPHY APPARATUS AND LIQUID CHROMATOGRAPHY ANALYSIS...
Publication number
20090090173
Publication date
Apr 9, 2009
Hitachi High-Technologies Corporation
Masato Fukuda
G01 - MEASURING TESTING
Information
Patent Application
LIQUID DELIVERY DEVICE, LIQUID CHROMATOGRAPH, AND METHOD FOR OPERAT...
Publication number
20090057227
Publication date
Mar 5, 2009
Hitachi High-Technologies Corporation
Hironori KAJI
B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information
Patent Application
LIQUID CHROMATOGRAPH DEVICE
Publication number
20080296209
Publication date
Dec 4, 2008
Kunihiko Takao
B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information
Patent Application
Separation column and liquid chromatography apparatus using the same
Publication number
20080283458
Publication date
Nov 20, 2008
Kimihiko Ishii
B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information
Patent Application
Pump for liquid chromatograph
Publication number
20070084766
Publication date
Apr 19, 2007
Hitachi High-Technologies Corporation
Kimihiko Ishii
G01 - MEASURING TESTING
Information
Patent Application
Liquid feeding system
Publication number
20060000759
Publication date
Jan 5, 2006
Kunihiko Takao
B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information
Patent Application
Liquid chromatograph pump and control method therefor
Publication number
20050095145
Publication date
May 5, 2005
Kenji Hiraku
F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
Information
Patent Application
Gradient liquid feed pump system, and liquid chromatograph
Publication number
20050084386
Publication date
Apr 21, 2005
Kiyotoshi Mori
F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
Information
Patent Application
Mixer and liquid analyzer provided with same
Publication number
20050068845
Publication date
Mar 31, 2005
Tomoki Oohashi
B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information
Patent Application
Pump, pump for liquid chromatography, and liquid chromatography app...
Publication number
20050061722
Publication date
Mar 24, 2005
Kunihiko Takao
F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
Information
Patent Application
Pump for liquid chromatography
Publication number
20050023205
Publication date
Feb 3, 2005
Kenji Hiraku
B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information
Patent Application
Pump for liquid chromatograph
Publication number
20040164013
Publication date
Aug 26, 2004
Kunihiko Takao
B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL