Hans-Erik Pfitzer

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Chesterfield, VA, US

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Patents Grantslast 30 patents

Information Patent Grant
Static transfer switch system with real time flux control
- Patent number 11,050,250
- Issue date Jun 29, 2021
- ABB Schweiz AG
- Hans-Erik Pfitzer
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information Patent Grant
Adaptive fault clearing based on power transistor temperature
- Patent number 9,705,310
- Issue date Jul 11, 2017
- Thomas & Betts International LLC
- Hans-Erik Pfitzer
- H03 - BASIC ELECTRONIC CIRCUITRY
Information Patent Grant
Distributed energy system disconnect switch with mechanical isolation
- Patent number 9,190,871
- Issue date Nov 17, 2015
- Thomas & Betts International, LLC
- Hans-Erik Pfitzer
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information Patent Grant
Surge protective device with contoller
- Patent number 8,929,042
- Issue date Jan 6, 2015
- Thomas & Betts International, Inc.
- Hans-Erik Pfitzer
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information Patent Grant
Disconnect switch for distributed energy system
- Patent number 8,716,885
- Issue date May 6, 2014
- Thomas & Betts International, Inc.
- Hans-Erik Pfitzer
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER

Patents Applicationslast 30 patents

Information Patent Application
STATIC TRANSFER SWITCH SYSTEM WITH REAL TIME FLUX CONTROL
- Publication number 20170126006
- Publication date May 4, 2017
- ABB TECHNOLOGY AG
- Hans-Erik Pfitzer
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information Patent Application
ADAPTIVE FAULT CLEARING BASED ON POWER TRANSISTOR TEMPERATURE
- Publication number 20150146327
- Publication date May 28, 2015
- Thomas & Betts International, LLC
- Hans-Erik Pfitzer
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information Patent Application
DISCONNECT SWITCH FOR DISTRIBUTED ENERGY SYSTEM
- Publication number 20130099566
- Publication date Apr 25, 2013
- Thomas & Betts International, Inc.
- Hans-Erik Pfitzer
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information Patent Application
DISTRIBUTED ENERGY SYSTEM DISCONNECT SWITCH WITH MECHANICAL ISOLATION
- Publication number 20130099567
- Publication date Apr 25, 2013
- Thomas & Betts International, Inc.
- Hans-Erik Pfitzer
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information Patent Application
SURGE PROTECTIVE DEVICE WITH CONTOLLER
- Publication number 20120250205
- Publication date Oct 4, 2012
- Thomas & Betts International, Inc.
- Hans-Erik Pfitzer
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER