Donald R. Venzke

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Cedar Rapids, IA, US

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Patents Grantslast 30 patents

Information Patent Grant
Current limiting circuit breaker operating mechanism
- Patent number 5,633,483
- Issue date May 27, 1997
- Square D Company
- Clark L. Oster
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Handle assembly for a circuit breaker
- Patent number 5,500,496
- Issue date Mar 19, 1996
- Square D Company
- Donald R. Venzke
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Latch mechanism for a circuit breaker
- Patent number 5,444,423
- Issue date Aug 22, 1995
- Square D
- Donald R. Venzke
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Current limiting circuit breaker operating mechanism including linkage
- Patent number 5,416,291
- Issue date May 16, 1995
- Square D
- Donald R. Venzke
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Anti-rebound latch
- Patent number 4,612,430
- Issue date Sep 16, 1986
- Square D Company
- Dallas Sloan
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Trip indicator assembly for electronic circuit breaker
- Patent number 4,466,042
- Issue date Aug 14, 1984
- Square D Company
- Henry J. Zylstra
- G01 - MEASURING TESTING