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Tokyo, JP
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Patents Grants
last 30 patents
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Patent Grant
Control system, transformer, protection control apparatus, and bit...
Patent number
9,548,606
Issue date
Jan 17, 2017
Kabushiki Kaisha Toshiba
Daiju Itagaki
H03 - BASIC ELECTRONIC CIRCUITRY
Information
Patent Grant
Digital protection relay with time sync function
Patent number
7,199,989
Issue date
Apr 3, 2007
Kabushiki Kaisha Toshiba
Daiju Itagaki
H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Patents Applications
last 30 patents
Information
Patent Application
CONTROL SYSTEM, TRANSFORMER, PROTECTION CONTROL APPARATUS, AND BIT...
Publication number
20130006433
Publication date
Jan 3, 2013
National University Corporation Nagoya Institute of Technology
Daiju ITAGAKI
H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information
Patent Application
Digital protection relay with time sync function
Publication number
20040070909
Publication date
Apr 15, 2004
TM T&D CORPORATION
Daiju Itagaki
H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER