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Makoto Kogure
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Hitachinaka-shi, JP
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Patents Grants
last 30 patents
Information
Patent Grant
Distributed control system and filtering method used in the distrib...
Patent number
6,996,130
Issue date
Feb 7, 2006
Hitachi, Ltd.
Masahiro Ohashi
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Distributed control system and filtering method used in the distrib...
Patent number
6,957,109
Issue date
Oct 18, 2005
Hitachi, Ltd.
Masahiro Ohashi
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Distributed control system and filtering method used in the distrib...
Patent number
6,708,069
Issue date
Mar 16, 2004
Hitachi, Ltd.
Masahiro Ohashi
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Distributed control system and filtering method used in the distrib...
Patent number
6,681,139
Issue date
Jan 20, 2004
Hitachi, Ltd.
Masahiro Ohashi
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Communicator for field instruments and method of supplying power to...
Patent number
6,172,615
Issue date
Jan 9, 2001
Hitachi, Ltd.
Makoto Kogure
G08 - SIGNALLING
Information
Patent Grant
Decentralized control system and shutdown control apparatus
Patent number
6,023,399
Issue date
Feb 8, 2000
Hitachi, Ltd.
Makoto Kogure
G05 - CONTROLLING REGULATING
Information
Patent Grant
Communicator for field instruments and method for supplying power t...
Patent number
5,995,021
Issue date
Nov 30, 1999
Hitachi, Ltd.
Makoto Kogure
G08 - SIGNALLING
Information
Patent Grant
Intrinsically safe barrier and field bus system
Patent number
5,835,534
Issue date
Nov 10, 1998
Hitachi, Ltd.
Makoto Kogure
H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information
Patent Grant
Multiple-cable field bus system
Patent number
5,757,265
Issue date
May 26, 1998
Hitachi, Ltd.
Makoto Kogure
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Field bus system and virtual field apparatus
Patent number
5,717,385
Issue date
Feb 10, 1998
Hitachi, Ltd.
Makoto Kogure
G05 - CONTROLLING REGULATING
Information
Patent Grant
Communication apparatus and method in a field bus system
Patent number
5,663,985
Issue date
Sep 2, 1997
Hitachi, Ltd.
Makoto Kogure
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Field sensor communication system
Patent number
5,469,156
Issue date
Nov 21, 1995
Hitachi, Ltd.
Makoto Kogure
G08 - SIGNALLING
Information
Patent Grant
Duplex field bus system
Patent number
5,412,643
Issue date
May 2, 1995
Hitachi, Ltd.
Makoto Kogure
G05 - CONTROLLING REGULATING
Information
Patent Grant
Field sensor communication method and system
Patent number
5,184,121
Issue date
Feb 2, 1993
Hitachi, Ltd.
Makoto Kogure
G08 - SIGNALLING
Patents Applications
last 30 patents
Information
Patent Application
Distributed control system and filtering method used in the distrib...
Publication number
20040153174
Publication date
Aug 5, 2004
Masahiro Ohashi
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Application
Distributed control system and filtering method used in the distrib...
Publication number
20020188659
Publication date
Dec 12, 2002
Masahiro Ohashi
C04 - CEMENTS CONCRETE ARTIFICIAL STONE CERAMICS REFRACTORIES
Information
Patent Application
Distributed control system and filtering method used in the distrib...
Publication number
20020188658
Publication date
Dec 12, 2002
Masahiro Ohashi
C04 - CEMENTS CONCRETE ARTIFICIAL STONE CERAMICS REFRACTORIES