Guang Liu

Person

Lake Zurich, IL, US

People

Patents Grantslast 30 patents

Information Patent Grant
Access control apparatus and method therefor
- Patent number 11,038,702
- Issue date Jun 15, 2021
- LIFESAFETY POWER
- Guang Liu
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Networked, channelized power distribution, monitor and control for...
- Patent number 10,859,982
- Issue date Dec 8, 2020
- LIFESAFETY POWER
- Guang Liu
- G05 - CONTROLLING REGULATING
Information Patent Grant
Apparatus and method for measuring primary voltage from the seconda...
- Patent number 10,247,760
- Issue date Apr 2, 2019
- LifeSafety Power, Inc.
- Guang Liu
- G01 - MEASURING TESTING
Information Patent Grant
Networked, channelized power distribution, monitor and control for...
- Patent number 9,952,565
- Issue date Apr 24, 2018
- Guang Liu
- G05 - CONTROLLING REGULATING
Information Patent Grant
Apparatus and method for a networked power management system with o...
- Patent number 9,098,390
- Issue date Aug 4, 2015
- LifeSafety Power, Inc.
- Guang Liu
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information Patent Grant
System and method for programmable automatic testing of power supplied
- Patent number 8,589,110
- Issue date Nov 19, 2013
- Synergistic Technologies Solutions, Inc.
- Guang Liu
- G01 - MEASURING TESTING
Information Patent Grant
Apparatus and method for a networked power management system for se...
- Patent number 8,566,651
- Issue date Oct 22, 2013
- LifeSafety Power Inc.
- Guang Liu
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Grant
Current sensing in a two-phase motor
- Patent number 7,339,394
- Issue date Mar 4, 2008
- Temic Automotive of North America, Inc.
- Ronan P. De Larminat
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information Patent Grant
Current sensing in a two-phase motor
- Patent number 7,239,168
- Issue date Jul 3, 2007
- Temic Automotive of North America, Inc.
- Ronan de Larminat
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information Patent Grant
Fault detection in an electric power-assisted steering system
- Patent number 7,136,733
- Issue date Nov 14, 2006
- Motorola, Inc.
- Guang Liu
- B62 - LAND VEHICLES FOR TRAVELLING OTHERWISE THAN ON RAILS
Information Patent Grant
Current sensing in a two-phase motor
- Patent number 7,109,742
- Issue date Sep 19, 2006
- Motorola, Inc.
- Ronan de Larminat
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information Patent Grant
Procedure for measuring the current in each phase of a three-phase...
- Patent number 6,735,537
- Issue date May 11, 2004
- Motorola, Inc.
- Guang Liu
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information Patent Grant
Dual control dimming ballast
- Patent number 6,486,616
- Issue date Nov 26, 2002
- Osram Sylvania Inc.
- Guang Liu
- H05 - ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
Information Patent Grant
Low distortion line dimmer and dimming ballast
- Patent number 6,229,271
- Issue date May 8, 2001
- Osram Sylvania Inc.
- Guang Liu
- H05 - ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
Information Patent Grant
Ballasts with tapped inductor arrangements for igniting and powerin...
- Patent number 6,194,845
- Issue date Feb 27, 2001
- Osram Sylvania Inc.
- John G. Konopka
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information Patent Grant
Inverter control method for electronic ballasts
- Patent number 5,969,483
- Issue date Oct 19, 1999
- Motorola
- Edward Li
- H05 - ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
Information Patent Grant
Electronic ballast with inverter control circuit
- Patent number 5,945,788
- Issue date Aug 31, 1999
- Motorola Inc.
- Edward Li
- H05 - ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
Information Patent Grant
Inverter protection method and protection circuit for fluorescent l...
- Patent number 5,729,096
- Issue date Mar 17, 1998
- Motorola Inc.
- Guang Liu
- H05 - ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR

Patents Applicationslast 30 patents

Information Patent Application
Access Control Apparatus and Method Therefor
- Publication number 20200344079
- Publication date Oct 29, 2020
- LIFESAFETY POWER, INC.
- Guang Liu
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Application
Networked, Channelized Power Distribution, Monitor and Control for...
- Publication number 20180239310
- Publication date Aug 23, 2018
- LifeSafety Power, Inc.
- Guang Liu
- G05 - CONTROLLING REGULATING
Information Patent Application
Apparatus and Method for Measuring Primary Voltage from the Seconda...
- Publication number 20180100881
- Publication date Apr 12, 2018
- LifeSafety Power, Inc.
- Guang Liu
- G01 - MEASURING TESTING
Information Patent Application
Apparatus and Method for a Networked Power Management System with O...
- Publication number 20130275783
- Publication date Oct 17, 2013
- LifeSafety Power, Inc.
- Guang Liu
- G01 - MEASURING TESTING
Information Patent Application
Networked, Channelized Power Distribution, Monitor and Control for...
- Publication number 20130268812
- Publication date Oct 10, 2013
- LifeSafety Power, Inc.
- Guang Liu
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Application
APPARATUS AND METHOD FOR A NETWORKED POWER MANAGEMENT SYSTEM FOR SE...
- Publication number 20120124418
- Publication date May 17, 2012
- LifeSafety Power Inc.
- Guang Liu
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Application
System architecture and apparatus for programmable automatic power...
- Publication number 20100225466
- Publication date Sep 9, 2010
- Synergistic Technology Solutions, Inc.
- Guang Liu
- G01 - MEASURING TESTING
Information Patent Application
Current sensing in a two-phase motor
- Publication number 20060125513
- Publication date Jun 15, 2006
- Ronan de Larminat
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information Patent Application
Current sensing in a two-phase motor
- Publication number 20060103417
- Publication date May 18, 2006
- Ronan de Larminat
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information Patent Application
Current sensing in a two-phase motor
- Publication number 20060006899
- Publication date Jan 12, 2006
- Ronan de Larminat
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information Patent Application
Fault detection in an electric power-assisted steering system
- Publication number 20050049770
- Publication date Mar 3, 2005
- Guang Liu
- B62 - LAND VEHICLES FOR TRAVELLING OTHERWISE THAN ON RAILS
Information Patent Application
Procedure for measuring the current in each phase of a three-phase...
- Publication number 20030173946
- Publication date Sep 18, 2003
- Guang Liu
- G01 - MEASURING TESTING

Person

Patents Grantslast 30 patents

Access control apparatus and method therefor

Networked, channelized power distribution, monitor and control for...

Apparatus and method for measuring primary voltage from the seconda...

Networked, channelized power distribution, monitor and control for...

Apparatus and method for a networked power management system with o...

System and method for programmable automatic testing of power supplied

Apparatus and method for a networked power management system for se...

Current sensing in a two-phase motor

Current sensing in a two-phase motor

Fault detection in an electric power-assisted steering system

Current sensing in a two-phase motor

Procedure for measuring the current in each phase of a three-phase...

Dual control dimming ballast

Low distortion line dimmer and dimming ballast

Ballasts with tapped inductor arrangements for igniting and powerin...

Inverter control method for electronic ballasts

Electronic ballast with inverter control circuit

Inverter protection method and protection circuit for fluorescent l...

Patents Applicationslast 30 patents

Access Control Apparatus and Method Therefor

Networked, Channelized Power Distribution, Monitor and Control for...

Apparatus and Method for Measuring Primary Voltage from the Seconda...

Apparatus and Method for a Networked Power Management System with O...

Networked, Channelized Power Distribution, Monitor and Control for...

APPARATUS AND METHOD FOR A NETWORKED POWER MANAGEMENT SYSTEM FOR SE...

System architecture and apparatus for programmable automatic power...

Current sensing in a two-phase motor

Current sensing in a two-phase motor

Current sensing in a two-phase motor

Fault detection in an electric power-assisted steering system

Procedure for measuring the current in each phase of a three-phase...