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Mechanical rack position indicator
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Patent number 10,320,161
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Issue date Jun 11, 2019
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ABB Schweiz AG
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Amar Kini
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H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
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Switchgear assembly
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Patent number 6,114,642
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Issue date Sep 5, 2000
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S & C Electric Co.
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Thomas G. French
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G01 - MEASURING TESTING
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Switchgear assembly
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Patent number 6,040,538
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Issue date Mar 21, 2000
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S&C Electric Company
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Thomas G. French
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G01 - MEASURING TESTING
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Switchgear assembly
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Patent number 5,864,107
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Issue date Jan 26, 1999
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S&C Electric Company
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Thomas G. French
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G01 - MEASURING TESTING
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Graphic display panel
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Patent number 5,049,870
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Issue date Sep 17, 1991
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Fitzgerald Engineering Company, Inc.
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Charles A. Fitzgerald
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G08 - SIGNALLING
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Supervisory control panel board
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Patent number 4,658,525
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Issue date Apr 21, 1987
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Hitachi, Ltd.
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Toshiyuki Nagahama
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H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
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Graphic display
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Patent number 4,639,724
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Issue date Jan 27, 1987
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Mauro G. Togneri
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H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
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Control panel
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Patent number 4,301,449
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Issue date Nov 17, 1981
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Fitzgerald Engineering Company, Inc.
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Charles A. Fitzgerald
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G05 - CONTROLLING REGULATING
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3754245
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Patent number 3,754,245
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Issue date Aug 21, 1973
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H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
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3582927
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Patent number 3,582,927
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Issue date Jun 1, 1971
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H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
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3419713
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Patent number 3,419,713
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Issue date Dec 31, 1968
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G08 - SIGNALLING
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3414358
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Patent number 3,414,358
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Issue date Dec 3, 1968
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H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
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3411151
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Patent number 3,411,151
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Issue date Nov 12, 1968
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H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
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3058663
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Patent number 3,058,663
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Issue date Oct 16, 1962
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H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
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3010235
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Patent number 3,010,235
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Issue date Nov 28, 1961
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H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
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2765555
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Patent number 2,765,555
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Issue date Oct 9, 1956
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H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
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2678431
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Patent number 2,678,431
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Issue date May 11, 1954
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H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
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2097313
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Patent number 2,097,313
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Issue date Oct 26, 1937
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H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
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2084169
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Patent number 2,084,169
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Issue date Jun 15, 1937
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H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
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2010338
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Patent number 2,010,338
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Issue date Aug 6, 1935
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H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
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1983311
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Patent number 1,983,311
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Issue date Dec 4, 1934
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H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
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1879707
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Patent number 1,879,707
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Issue date Sep 27, 1932
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G01 - MEASURING TESTING