William E. Berkopec

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Wauwatosa, WI, US

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Patents Grantslast 30 patents

Information Patent Grant
Method and apparatus for detecting and suppressing a parallel arc f...
- Patent number 6,590,757
- Issue date Jul 8, 2003
- Eaton Corporation
- Birger Pahl
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information Patent Grant
Soild state protection circuit for electrical apparatus
- Patent number 6,356,423
- Issue date Mar 12, 2002
- Eaton Corporation
- Jerome Kenneth Hastings
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information Patent Grant
High resistance grounding systems for oil well electrical systems
- Patent number 6,188,552
- Issue date Feb 13, 2001
- Eaton Corporation
- James R. Jaeschke
- E21 - EARTH DRILLING MINING

Patents Applicationslast 30 patents

Information Patent Application
Method and apparatus for detecting and suppressing a parallel ARC f...
- Publication number 20030063420
- Publication date Apr 3, 2003
- EATON CORPORATION
- Birger Pahl
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER