Yu W. Chou

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Coraopolis, PA, US

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Patents Grantslast 30 patents

Information Patent Grant
Magnetic trip mechanism including a plunger member engaging a suppo...
- Patent number 7,570,140
- Issue date Aug 4, 2009
- Eaton Corporation
- Roger W. Helms
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Circuit breaker retractable handle mechanism
- Patent number 5,319,168
- Issue date Jun 7, 1994
- Westinghouse Electric Corp.
- Gary J. Hutko
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Circuit breaker positive off interlock
- Patent number 5,304,765
- Issue date Apr 19, 1994
- Westinghouse Electric Corp.
- David A. Parks
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Circuit breaker positive off interlock
- Patent number 5,270,564
- Issue date Dec 14, 1993
- Westinghouse Electric Corp.
- David A. Parks
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Circuit breaker with welded contacts
- Patent number 5,184,717
- Issue date Feb 9, 1993
- Westinghouse Electric Corp.
- Yu W. Chou
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Circuit breaker positive off interlock
- Patent number 5,142,112
- Issue date Aug 25, 1992
- Westinghouse Electric Corp.
- David A. Parks
- H01 - BASIC ELECTRIC ELEMENTS

Patents Applicationslast 30 patents

Information Patent Application
Magnetic trip mechanism including a plunger member engaging a suppo...
- Publication number 20070205852
- Publication date Sep 6, 2007
- EATON CORPORATION
- Roger W. Helms
- H01 - BASIC ELECTRIC ELEMENTS