Terrence S. Kerr

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Guelph, CA

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Patents Grantslast 30 patents

Information Patent Grant
Switch with improved protection from ice conditions
- Patent number 7,223,928
- Issue date May 29, 2007
- S&C Electric Canada Ltd.
- William W Riopka
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Power operator for switchgear with manual features
- Patent number 6,025,657
- Issue date Feb 15, 2000
- S&C Electric Company
- Steve Chung-Bun Lo
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Electrical power operator for switchgear
- Patent number D407694
- Issue date Apr 6, 1999
- S&C Electric Company
- Douglas B. Hill
- D13 - Equipment for production, distribution, or transformation of energy

Patents Applicationslast 30 patents

Information Patent Application
Switch with improved protection from ice conditions
- Publication number 20060174638
- Publication date Aug 10, 2006
- William W. Riopka
- H01 - BASIC ELECTRIC ELEMENTS