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Jih-Sheng Lai
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Blacksburg, VA, US
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Patents Grants
last 30 patents
Information
Patent Grant
Hybrid modulation controlled DC-to-AC converters
Patent number
12,034,376
Issue date
Jul 9, 2024
Virginia Tech Intellectual Properties, Inc.
Jih-Sheng Lai
H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information
Patent Grant
Hybrid multi-level inverter
Patent number
11,990,849
Issue date
May 21, 2024
Virginia Tech Intellectual Properties, Inc.
Jih-Sheng Lai
H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information
Patent Grant
Induction cooking system
Patent number
11,968,765
Issue date
Apr 23, 2024
The Vollrath Company, L.L.C.
Jeremiah Kopiness
H03 - BASIC ELECTRONIC CIRCUITRY
Information
Patent Grant
DC-DC power conversion apparatus and method
Patent number
9,356,526
Issue date
May 31, 2016
Industrial Technology Research Institute
Chi-Seng Lee
H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information
Patent Grant
Hybrid switch for resonant power converters
Patent number
8,830,711
Issue date
Sep 9, 2014
Virginia Tech Intellectual Properties, Inc.
Jih-Sheng Lai
H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information
Patent Grant
Control system and method for a universal power conditioning system
Patent number
8,824,174
Issue date
Sep 2, 2014
Virginia Tech Intellectual Properties, Inc.
Jih-Sheng Lai
H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information
Patent Grant
Photovoltaic integrated variable frequency drive
Patent number
8,334,616
Issue date
Dec 18, 2012
Electric Power Research Institute, Inc.
Arshad Mansoor
H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information
Patent Grant
Circuit of reducing power loss of switching device
Patent number
7,969,225
Issue date
Jun 28, 2011
Atomic Energy Council —Institute of Nuclear Energy Research
Yuan-Hsiang Ho
H03 - BASIC ELECTRONIC CIRCUITRY
Information
Patent Grant
Multiphase soft switched DC/DC converter and active control techniq...
Patent number
7,518,886
Issue date
Apr 14, 2009
Virginia Tech Intellectual Properties, Inc.
Jih-Sheng Lai
H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information
Patent Grant
Multifunction hybrid solid-state switchgear
Patent number
7,405,910
Issue date
Jul 29, 2008
Electric Power Research Institute, Inc.
Arindam Maitra
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Grant
Topologies for using multiple energy sources for power conversions
Patent number
7,336,004
Issue date
Feb 26, 2008
Siemens VDO Automotive Corporation
Jih-Sheng Lai
H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information
Patent Grant
Topologies for multiple energy sources
Patent number
7,138,730
Issue date
Nov 21, 2006
Virginia Tech Intellectual Properties, Inc.
Jih-Sheng Lai
H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information
Patent Grant
Multilevel converter based intelligent universal transformer
Patent number
7,050,311
Issue date
May 23, 2006
Electric Power Research Institute, Inc.
Jih-Sheng Lai
H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information
Patent Grant
Multifunction hybrid intelligent universal transformer
Patent number
6,954,366
Issue date
Oct 11, 2005
Electric Power Research Institute
Jih-Sheng Lai
H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information
Patent Grant
Accelerated commutation for passive clamp isolated boost converters
Patent number
6,876,556
Issue date
Apr 5, 2005
Virginia Tech Intellectual Properties, Inc.
Lizhi Zhu
H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information
Patent Grant
Apparatus and method for inductive heating
Patent number
6,727,482
Issue date
Apr 27, 2004
Nicholas Bassill
H05 - ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
Information
Patent Grant
Accelerated commutation for passive clamp isolated boost converters
Patent number
6,452,815
Issue date
Sep 17, 2002
Lizhi Zhu
H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Patents Applications
last 30 patents
Information
Patent Application
HYBRID MODULATION CONTROLLED DC-TO-AC CONVERTERS
Publication number
20220385193
Publication date
Dec 1, 2022
Virginia Tech Intellectual Properties, Inc.
Jih-Sheng Lai
H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information
Patent Application
HYBRID MULTI-LEVEL INVERTER
Publication number
20220247326
Publication date
Aug 4, 2022
Virginia Tech Intellectual Properties, Inc.
Jih-Sheng LAI
H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information
Patent Application
INDUCTION COOKING SYSTEM
Publication number
20200281048
Publication date
Sep 3, 2020
THE VOLLRATH COMPANY, L.L.C.
Jeremiah Kopiness
H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information
Patent Application
MODULAR RECONFIGURABLE MEDIUM VOLTAGE TRANSFORMER FOR DATA CENTERS,...
Publication number
20150183330
Publication date
Jul 2, 2015
ELECTRIC POWER RESEARCH INSTITUTE, INC.
Satish Rajagopalan
B60 - VEHICLES IN GENERAL
Information
Patent Application
DC-DC POWER CONVERSION APPARATUS AND METHOD
Publication number
20150162845
Publication date
Jun 11, 2015
Industrial Technology Research Institute
Chi-Seng Lee
H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information
Patent Application
MEDIUM VOLTAGE STAND ALONE DC FAST CHARGER
Publication number
20130134935
Publication date
May 30, 2013
ELECTRIC POWER RESEARCH INSTITUTE, INC.
Arindam Maitra
B60 - VEHICLES IN GENERAL
Information
Patent Application
HYBRID SWITCH FOR RESONANT POWER CONVERTERS
Publication number
20120057387
Publication date
Mar 8, 2012
Jih-Sheng Lai
H03 - BASIC ELECTRONIC CIRCUITRY
Information
Patent Application
INTELLIGENT PHOTOVOLTAIC INTERFACE AND SYSTEM
Publication number
20110273917
Publication date
Nov 10, 2011
ELECTRIC POWER RESEARCH INSTITUTE, INC.
Arindam Maitra
Y02 - TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMA...
Information
Patent Application
Circuit of Reducing Power Loss of Switching Device
Publication number
20110057716
Publication date
Mar 10, 2011
ATOMIC ENERGY COUNCIL-INSTITUTE OF NUCLEAR ENERGY RESEARCH
Yuan-Hsiang Ho
H03 - BASIC ELECTRONIC CIRCUITRY
Information
Patent Application
PHOTOVOLTAIC INTEGRATED VARIABLE FREQUENCY DRIVE
Publication number
20100073969
Publication date
Mar 25, 2010
Satish Rajagopalan
Y02 - TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMA...
Information
Patent Application
CONTROL SYSTEM AND METHOD FOR A UNIVERSAL POWER CONDITIONING SYSTEM
Publication number
20080205096
Publication date
Aug 28, 2008
Jih-Sheng Lai
Y02 - TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMA...
Information
Patent Application
Multilevel intelligent universal auto-transformer
Publication number
20070230226
Publication date
Oct 4, 2007
Jih-Sheng Lai
H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information
Patent Application
Multilevel converters for intelligent high-voltage transformers
Publication number
20070223258
Publication date
Sep 27, 2007
Jih-Sheng Lai
Y02 - TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMA...
Information
Patent Application
Multifunction hybrid solid-state switchgear
Publication number
20070121257
Publication date
May 31, 2007
Arindam Maitra
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Application
Topologies for using multiple energy sources for power conversions
Publication number
20070029881
Publication date
Feb 8, 2007
Jih-Sheng Lai
Y10 - TECHNICAL SUBJECTS COVERED BY FORMER USPC
Information
Patent Application
Multilevel converter based intelligent universal transformer
Publication number
20060221653
Publication date
Oct 5, 2006
Jih-Sheng Lai
H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information
Patent Application
Multifunction hybrid intelligent universal transformer
Publication number
20060028848
Publication date
Feb 9, 2006
Jih-Sheng Lai
Y02 - TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMA...
Information
Patent Application
Multilevel converter based intelligent universal transformer
Publication number
20050111246
Publication date
May 26, 2005
Jih-Sheng Lai
H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information
Patent Application
Multifunction hybrid intelligent universal transformer
Publication number
20050111245
Publication date
May 26, 2005
Jih-Sheng Lai
Y02 - TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMA...
Information
Patent Application
Topologies for multiple energy sources
Publication number
20040100149
Publication date
May 27, 2004
Jih-Sheng Lai
Y10 - TECHNICAL SUBJECTS COVERED BY FORMER USPC
Information
Patent Application
Apparatus and method for inductive heating
Publication number
20030205572
Publication date
Nov 6, 2003
Nicholas Bassill
H05 - ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
Information
Patent Application
Accelerated commutation for passive clamp isolated boost converters
Publication number
20030002304
Publication date
Jan 2, 2003
Lizhi Zhu
Y02 - TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMA...
Information
Patent Application
Start-up circuit and control for high power isolated boost DC/DC co...
Publication number
20020159280
Publication date
Oct 31, 2002
Lizhi Zhu
Y02 - TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMA...