Harley W. Jansen

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Marion, IA, US

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Patents Grantslast 30 patents

Information Patent Grant
Time delay undervoltage release
- Patent number 4,631,624
- Issue date Dec 23, 1986
- Square D Company
- Robert F. Dvorak
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information Patent Grant
Ground fault desensitization circuit for electronic breaker
- Patent number 4,538,194
- Issue date Aug 27, 1985
- Square D Company
- Henry J. Zylstra
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information Patent Grant
Circuit breaker having an electronic fault sensing and trip initiat...
- Patent number 4,213,165
- Issue date Jul 15, 1980
- Square D Company
- Henry J. Zylstra
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER