Frederick A. Stich

Person

Wisconsin Rapids, WI, US

People

Patents Grantslast 30 patents

Information Patent Grant
Load tap changer
- Patent number 7,595,614
- Issue date Sep 29, 2009
- Pennsylvania Transformer Technology, Inc.
- Frederick A. Stich
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Inverter having center switch and uninterruptible power supply impl...
- Patent number 6,266,260
- Issue date Jul 24, 2001
- Powerware Corporation
- Donald K. Zahrte
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information Patent Grant
Standby power system
- Patent number 5,790,391
- Issue date Aug 4, 1998
- General Signal Corporation
- Frederick A. Stich
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information Patent Grant
Dynamic voltage regulation stabilization for AC power supply systems
- Patent number 5,729,120
- Issue date Mar 17, 1998
- General Signal Corporation
- Frederick A. Stich
- G05 - CONTROLLING REGULATING
Information Patent Grant
Method and apparatus for adaptive and corrective determination of b...
- Patent number 5,615,129
- Issue date Mar 25, 1997
- General Signal Power Systems, Inc.
- Frederick A. Stich
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information Patent Grant
Uninterruptible power system
- Patent number 5,602,462
- Issue date Feb 11, 1997
- Best Power Technology, Incorporated
- Frederick A. Stich
- F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
Information Patent Grant
Back-up uninterruptible power system
- Patent number 5,315,533
- Issue date May 24, 1994
- Best Power Technology, Inc
- Frederick A. Stich
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information Patent Grant
Method and apparatus for determination of battery run-time in unint...
- Patent number 5,295,078
- Issue date Mar 15, 1994
- Best Power Technology Corporation
- Frederick A. Stich
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information Patent Grant
Method and apparatus for line power monitoring for uninterruptible...
- Patent number 5,229,651
- Issue date Jul 20, 1993
- Best Power Technology, Inc
- Richard V. Baxter
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information Patent Grant
Inverter and battery testing for uninterruptible power systems
- Patent number 5,182,518
- Issue date Jan 26, 1993
- Best Power Technology, Inc
- Frederick A. Stich
- G01 - MEASURING TESTING
Information Patent Grant
Front panel unit for electronic equipment
- Patent number 5,160,832
- Issue date Nov 3, 1992
- Best Power Technology, Inc
- Thomas G. Hubert
- H05 - ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR

Patents Applicationslast 30 patents

Information Patent Application
Arcless Tap Changer Using Gated Semiconductor Devices
- Publication number 20170344039
- Publication date Nov 30, 2017
- Cooper Technologies Company
- Frederick Alan Stich
- G05 - CONTROLLING REGULATING
Information Patent Application
LOAD TAP CHANGER
- Publication number 20090146637
- Publication date Jun 11, 2009
- PENNSYLVANIA TRANSFORMER TECHNOLOGY, INC.
- Frederick A. Stich
- H01 - BASIC ELECTRIC ELEMENTS

Frederick A. Stich

Person

Patents Grantslast 30 patents

Load tap changer

Inverter having center switch and uninterruptible power supply impl...

Standby power system

Dynamic voltage regulation stabilization for AC power supply systems

Method and apparatus for adaptive and corrective determination of b...

Uninterruptible power system

Back-up uninterruptible power system

Method and apparatus for determination of battery run-time in unint...

Method and apparatus for line power monitoring for uninterruptible...

Inverter and battery testing for uninterruptible power systems

Front panel unit for electronic equipment

Patents Applicationslast 30 patents

Arcless Tap Changer Using Gated Semiconductor Devices

LOAD TAP CHANGER