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Sunao Suzuki
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Hyogo, JP
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Patents Grants
last 30 patents
Information
Patent Grant
Detector of quantity of electricity
Patent number
4,947,109
Issue date
Aug 7, 1990
Mitsubishi Denki Kabushiki Kaisha
Sunao Suzuki
G01 - MEASURING TESTING
Information
Patent Grant
Electric quantity detecting method
Patent number
4,943,766
Issue date
Jul 24, 1990
Mitsubishi Denki Kabushiki Kaisha
Sunao Suzuki
G01 - MEASURING TESTING
Information
Patent Grant
Digital protective relay
Patent number
4,885,656
Issue date
Dec 5, 1989
Mitsubishi Denki Kabushiki Kaisha
Sunao Suzuki
G01 - MEASURING TESTING
Information
Patent Grant
Apparatus for measuring quantity of AC electricity
Patent number
4,667,198
Issue date
May 19, 1987
Mitsubishi Denki Kabushiki Kaisha
Sunao Suzuki
G01 - MEASURING TESTING
Information
Patent Grant
Frequency detection system
Patent number
4,437,057
Issue date
Mar 13, 1984
Mitsubishi Denki Kabushiki Kaisha
Sunao Suzuki
G01 - MEASURING TESTING
Information
Patent Grant
Phase discriminator circuit
Patent number
4,427,947
Issue date
Jan 24, 1984
Mitsubishi Denki Kabushiki Kaisha
Sunao Suzuki
G01 - MEASURING TESTING