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Thomas C. Leach
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Cedar Rapids, IA, US
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last 30 patents
Information
Patent Grant
Electrical power distribution device with elevated removable load c...
Patent number
5,870,276
Issue date
Feb 9, 1999
Square D Company
Thomas C. Leach
H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information
Patent Grant
Tubular bus arrangement for power transport in electrical devices
Patent number
5,657,200
Issue date
Aug 12, 1997
Square D Company
Thomas Carver Leach
H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information
Patent Grant
Combination service entrance device for temporary and permanent use
Patent number
5,638,256
Issue date
Jun 10, 1997
Square D Company
Thomas C. Leach
H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information
Patent Grant
Combination service entrance device with provisions for distributin...
Patent number
5,627,724
Issue date
May 6, 1997
Square D Company
Thomas C. Leach
H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information
Patent Grant
Conducting spring for a circuit interrupter test circuit
Patent number
5,481,235
Issue date
Jan 2, 1996
Square D Company
James A. Heise
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Grant
Ground fault module conductors and base therefor
Patent number
5,446,431
Issue date
Aug 29, 1995
Square D Company
Thomas C. Leach
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Grant
Interlocking wireway assembly for electrical distribution devices
Patent number
5,403,974
Issue date
Apr 4, 1995
Square D Company
Thomas C. Leach
H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information
Patent Grant
Non-linear spring for circuit interrupters
Patent number
5,359,161
Issue date
Oct 25, 1994
Square D Company
Thomas C. Leach
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Grant
Torque limited drawout mechanism for circuit device
Patent number
5,120,913
Issue date
Jun 9, 1992
Square D Company
Thomas C. Leach
H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information
Patent Grant
Circuit device racking mechanism
Patent number
5,097,382
Issue date
Mar 17, 1992
Square D Company
Thomas C. Leach
H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER