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Patents Grants
last 30 patents
Information
Patent Grant
Method and circuit for reducing ripple of current output by current...
Patent number
9,590,487
Issue date
Mar 7, 2017
Inventronics (Hangzhou), Inc.
Xiaoli Yao
H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information
Patent Grant
Constant current control circuit with PFC function and its PFC circuit
Patent number
9,240,711
Issue date
Jan 19, 2016
Inventronics (Hangzhou), Inc.
Liang'an Ge
H05 - ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
Information
Patent Grant
Load driving device and system, limiting point control method and d...
Patent number
9,185,756
Issue date
Nov 10, 2015
Inventronics (Hangzhou), Inc.
Liang'an Ge
H05 - ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
Information
Patent Grant
Multi-path constant current driving circuit
Patent number
9,155,141
Issue date
Oct 6, 2015
Inventronics (Hangzhou), Inc.
Liang'an Ge
H05 - ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
Information
Patent Grant
Open-circuit protection circuit of constant current driving circuit...
Patent number
9,072,126
Issue date
Jun 30, 2015
Inventronics (Hangzhou), Inc.
Liang'an Ge
H05 - ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
Information
Patent Grant
Circuit for adjusting LED current
Patent number
9,018,845
Issue date
Apr 28, 2015
Inventronics (Hangzhou), Inc.
Liang'an Ge
H05 - ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
Information
Patent Grant
Constant-current LED driver circuit and output voltage adjustable c...
Patent number
8,866,409
Issue date
Oct 21, 2014
Inventronics (Hangzhou), Inc.
Liang'an Ge
G05 - CONTROLLING REGULATING
Information
Patent Grant
High efficiency constant current LED driver
Patent number
8,853,957
Issue date
Oct 7, 2014
Inventronics (Hangzhou), Inc.
Liangan Ge
H05 - ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
Information
Patent Grant
Constant current control circuit with multiple outputs for LED driver
Patent number
8,674,621
Issue date
Mar 18, 2014
Inventronics (Hangzhou), Inc.
Liangan Ge
H05 - ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
Information
Patent Grant
Circuit to improve light load power factor of power supply
Patent number
8,659,919
Issue date
Feb 25, 2014
Inventronics (Hangzhou), Inc.
Guichao Hua
H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information
Patent Grant
Multi-path constant current driving circuit
Patent number
8,629,664
Issue date
Jan 14, 2014
Inventronics (Hangzhou), Inc.
Liang'an Ge
H05 - ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
Information
Patent Grant
LED drive circuit for SCR dimming
Patent number
8,552,942
Issue date
Oct 8, 2013
Inventronics (Hangzhou), Inc.
Guichao Hua
H05 - ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
Information
Patent Grant
PWM dimming circuit for LED
Patent number
8,294,381
Issue date
Oct 23, 2012
Inventronics (Hangzhou) Co., Ltd.
Liangan Ge
H05 - ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
Patents Applications
last 30 patents
Information
Patent Application
METHOD AND CIRCUIT FOR REDUCING RIPPLE OF CURRENT OUTPUT BY CURRENT...
Publication number
20150381028
Publication date
Dec 31, 2015
INVENTRONICS (HANGZHOU), INC.
Xiaoli YAO
H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information
Patent Application
CONSTANT CURRENT CONTROL CIRCUIT WITH PFC FUNCTION AND ITS PFC CIRCUIT
Publication number
20140225527
Publication date
Aug 14, 2014
INVENTRONICS (HANGZHOU), INC.
Liang'an Ge
H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information
Patent Application
CIRCUIT FOR ADJUSTING LED CURRENT
Publication number
20140191670
Publication date
Jul 10, 2014
INVENTRONICS (HANGZHOU), INC.
Liang'an Ge
H05 - ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
Information
Patent Application
HIGH EFFICIENCY CONSTANT CURRENT LED DRIVER
Publication number
20130320871
Publication date
Dec 5, 2013
INVENTRONICS (HANGZHOU),INC.
Liangan Ge
H05 - ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
Information
Patent Application
LOAD DRIVING DEVICE AND SYSTEM, LIMITING POINT CONTROL METHOD AND D...
Publication number
20130285625
Publication date
Oct 31, 2013
INVENTRONICS (HANGZHOU), INC.
Liang'an Ge
H05 - ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
Information
Patent Application
METHOD, APPARATUS AND SYSTEM FOR CONTROLLING LIGHT SOURCE
Publication number
20130241433
Publication date
Sep 19, 2013
INVENTRONICS (HANGZHOU), INC.
Liang'an Ge
H05 - ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
Information
Patent Application
OPEN-CIRCUIT PROTECTION CIRCUIT OF CONSTANT CURRENT DRIVING CIRCUIT...
Publication number
20130154482
Publication date
Jun 20, 2013
INVENTRONICS (HANGZHOU), INC.
Liang'an Ge
H05 - ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
Information
Patent Application
METHOD, APPARATUS AND SYSTEM FOR CONTROLLING LIGHT SOURCE
Publication number
20130093348
Publication date
Apr 18, 2013
INVENTRONICS (HANGZHOU), INC.
Liang'an Ge
H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information
Patent Application
CONSTANT-CURRENT LED DRIVER CIRCUIT AND OUTPUT VOLTAGE ADJUSTABLE C...
Publication number
20130088169
Publication date
Apr 11, 2013
INVENTRONICS (HANGZHOU), INC.
Liang'an Ge
H05 - ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
Information
Patent Application
MULTI-PATH CONSTANT CURRENT DRIVING CIRCUIT
Publication number
20120274136
Publication date
Nov 1, 2012
INVENTRONICS (HANGZHOU) CO., LTD.
Liang'an Ge
H05 - ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
Information
Patent Application
MULTI-PATH CONSTANT CURRENT DRIVING CIRCUIT
Publication number
20120274291
Publication date
Nov 1, 2012
INVENTRONICS (HANGZHOU) CO., LTD.
Liang'an Ge
H05 - ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
Information
Patent Application
CONSTANT CURRENT CONTROL CIRCUIT WITH MULTIPLE OUTPUTS FOR LED DRIVER
Publication number
20110080115
Publication date
Apr 7, 2011
Liangan Ge
Y02 - TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMA...
Information
Patent Application
CIRCUIT TO IMPROVE LIGHT LOAD POWER FACTOR OF POWER SUPPLY
Publication number
20110080144
Publication date
Apr 7, 2011
Guichao Hua
Y02 - TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMA...
Information
Patent Application
HIGH EFFICIENCY CONSTANT CURRENT LED DRIVER
Publication number
20110080102
Publication date
Apr 7, 2011
Liangan Ge
Y02 - TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMA...
Information
Patent Application
PWM DIMMING CIRCUIT FOR LED
Publication number
20110043115
Publication date
Feb 24, 2011
Liangan GE
H05 - ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
Information
Patent Application
LED Drive Circuit For SCR Dimming
Publication number
20110001766
Publication date
Jan 6, 2011
Guichao Hua
Y02 - TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMA...