INVENTRONICS (HANGZHOU), INC.

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Hangzhou, Zhejiang, CN

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Patents Grantslast 30 patents

Information Patent Grant
LED control circuit and LED illumination system
- Patent number 11,864,291
- Issue date Jan 2, 2024
- INVENTRONICS (HANGZHOU), INC.
- Ping Fu
- H05 - ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
Information Patent Grant
LED drive circuit
- Patent number 11,765,803
- Issue date Sep 19, 2023
- INVENTRONICS (HANGZHOU), INC.
- Jian Han
- H05 - ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
Information Patent Grant
Main switch control circuit in power factor correction circuit
- Patent number 9,692,294
- Issue date Jun 27, 2017
- Inventronics (Hangzhou), Inc.
- Delai Jiang
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
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 drive for LED light source
- Patent number 9,398,665
- Issue date Jul 19, 2016
- Inventronics (Hangzhou), Inc.
- Guichao Hua
- H05 - ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
Information Patent Grant
Auxiliary power supply circuit of two wire dimmer
- Patent number 9,380,678
- Issue date Jun 28, 2016
- Inventronics (Hangzhou), Inc.
- Delai Jiang
- H05 - ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
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
Device and system for load driving
- Patent number 9,215,767
- Issue date Dec 15, 2015
- Inventronics (Hangzhou), Inc.
- Guichao Hua
- 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
Power supply circuit for multi-path light-emitting diode (LED) loads
- Patent number 9,148,933
- Issue date Sep 29, 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
Drive circuit for realizing accurate constant current of multiple LEDs
- Patent number 8,866,394
- Issue date Oct 21, 2014
- Inventronics (Hangzhou) Co., Ltd.
- Xinke Wu
- H05 - ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
Information Patent Grant
High output current split package A/C adapter
- Patent number 8,867,250
- Issue date Oct 21, 2014
- Inventronics (Hangzhou), Inc.
- Guichao Hua
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
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
Synchronous rectifying drive circuit with energy feedback for volta...
- Patent number 8,369,118
- Issue date Feb 5, 2013
- Inventronics (Hangzhou), Inc.
- Xinke Wu
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
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
Information Patent Grant
Primary sampling current controlled synchronous rectifying drive ci...
- Patent number 8,077,481
- Issue date Dec 13, 2011
- Inventronics (Hangzhou) Co., Ltd.
- Guichao Hua
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information Patent Grant
Current controlled synchronous rectifying drive circuit
- Patent number 7,957,163
- Issue date Jun 7, 2011
- Inventronics (Hangzhou) Co., Ltd.
- Guichao Hua
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER

Patents Applicationslast 30 patents

Information Patent Application
LED CONTROL CIRCUIT AND LED ILLUMINATION SYSTEM
- Publication number 20230144258
- Publication date May 11, 2023
- INVENTRONICS (HANGZHOU), INC.
- Ping FU
- H05 - ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
Information Patent Application
LED DRIVE CIRCUIT
- Publication number 20230132258
- Publication date Apr 27, 2023
- INVENTRONICS (HANGZHOU), INC.
- Jian HAN
- H05 - ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
Information Patent Application
INTEGRATED MAGNETIC DEVICE
- Publication number 20220277891
- Publication date Sep 1, 2022
- INVENTRONICS (HANGZHOU), INC.
- Delai JIANG
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Application
RESONANT CONVERTER
- Publication number 20190222130
- Publication date Jul 18, 2019
- INVENTRONICS (HANGZHOU), INC.
- Shiwei LUO
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
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
CONTROL CIRCUIT IN POWER FACTOR CORRECTION CIRCUIT
- Publication number 20150372588
- Publication date Dec 24, 2015
- INVENTRONICS (HANGZHOU), INC.
- Delai JIANG
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information Patent Application
LED DRIVER, AND METHOD AND DEVICE FOR CONTROLLING FIXED VALUE OF LE...
- Publication number 20150282268
- Publication date Oct 1, 2015
- INVENTRONICS (HANGZHOU), INC.
- Guichao Hua
- H05 - ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
Information Patent Application
CONSTANT CURRENT DRIVE FOR LED LIGHT SOURCE
- Publication number 20140246987
- Publication date Sep 4, 2014
- INVENTRONICS (HANGZHOU), INC.
- Guichao Hua
- H05 - ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
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
AUXILIARY POWER SUPPLY CIRCUIT OF TWO WIRE DIMMER
- Publication number 20140021875
- Publication date Jan 23, 2014
- INVENTRONICS (HANGZHOU), INC.
- Delai Jiang
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
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
DEVICE AND SYSTEM FOR LOAD DRIVING
- Publication number 20130271032
- Publication date Oct 17, 2013
- INVENTRONICS (HANGZHOU), INC.
- Guichao Hua
- 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
POWER SUPPLY CIRCUIT FOR MULTI-PATH LIGHT-EMITTING DIODE (LED) LOADS
- Publication number 20130127343
- Publication date May 23, 2013
- INVENTRONICS (HANGZHOU), INC.
- Liang'an Ge
- H05 - ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
Information Patent Application
LIGHT EMITTING DIODE (LED) DIMMING SYSTEM
- Publication number 20130099686
- Publication date Apr 25, 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
DRIVE CIRCUIT FOR REALIZING ACCURATE CONSTANT CURRENT OF MULTIPLE LEDS
- Publication number 20120286678
- Publication date Nov 15, 2012
- INVENTRONICS (HANGZHOU) CO., LTD.
- Xinke Wu
- 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

Trademarklast 30 trademarks

Information Trademark
79377321 - INVENTRONICS
- Serial number 79377321
- Registration number 7525743
- Filing date May 8, 2023
- INVENTRONICS (HANGZHOU), INC.
- 9 - Scientific, nautical, surveying, photographic, cinematographic, optical, weighing, measuring, signalling, checking (supervision), life-saving and teaching apparatus and instruments
Information Trademark
79133939
- Serial number 79133939
- Registration number 4508711
- Filing date Jul 3, 2013
- INVENTRONICS(HANGZHOU), INC.
- 9 - Scientific, nautical, surveying, photographic, cinematographic, optical, weighing, measuring, signalling, checking (supervision), life-saving and teaching apparatus and instruments
Information Trademark
79131107 - INVENTRONICS
- Serial number 79131107
- Registration number 4508671
- Filing date May 7, 2013
- INVENTRONICS(HANGZHOU), INC.
- 9 - Scientific, nautical, surveying, photographic, cinematographic, optical, weighing, measuring, signalling, checking (supervision), life-saving and teaching apparatus and instruments
Information Trademark
79124411 - INVENTRONICS
- Serial number 79124411
- Registration number 4348649
- Filing date Jul 25, 2012
- INVENTRONICS(HANGZHOU), INC.
- 11 - Apparatus for lighting, heating, steam generating, cooking, refrigerating, drying, ventilating, water supply and sanitary purposes

INVENTRONICS (HANGZHOU), INC.

Organization

Patents Grantslast 30 patents

LED control circuit and LED illumination system

LED drive circuit

Main switch control circuit in power factor correction circuit

Method and circuit for reducing ripple of current output by current...

Constant current drive for LED light source

Auxiliary power supply circuit of two wire dimmer

Constant current control circuit with PFC function and its PFC circuit

Device and system for load driving

Load driving device and system, limiting point control method and d...

Multi-path constant current driving circuit

Power supply circuit for multi-path light-emitting diode (LED) loads

Open-circuit protection circuit of constant current driving circuit...

Circuit for adjusting LED current

Drive circuit for realizing accurate constant current of multiple LEDs

High output current split package A/C adapter

Constant-current LED driver circuit and output voltage adjustable c...

High efficiency constant current LED driver

Constant current control circuit with multiple outputs for LED driver

Circuit to improve light load power factor of power supply

Multi-path constant current driving circuit

LED drive circuit for SCR dimming

Synchronous rectifying drive circuit with energy feedback for volta...

PWM dimming circuit for LED

Primary sampling current controlled synchronous rectifying drive ci...

Current controlled synchronous rectifying drive circuit

Patents Applicationslast 30 patents

LED CONTROL CIRCUIT AND LED ILLUMINATION SYSTEM

LED DRIVE CIRCUIT

INTEGRATED MAGNETIC DEVICE

RESONANT CONVERTER

METHOD AND CIRCUIT FOR REDUCING RIPPLE OF CURRENT OUTPUT BY CURRENT...

CONTROL CIRCUIT IN POWER FACTOR CORRECTION CIRCUIT

LED DRIVER, AND METHOD AND DEVICE FOR CONTROLLING FIXED VALUE OF LE...

CONSTANT CURRENT DRIVE FOR LED LIGHT SOURCE

CONSTANT CURRENT CONTROL CIRCUIT WITH PFC FUNCTION AND ITS PFC CIRCUIT

CIRCUIT FOR ADJUSTING LED CURRENT

AUXILIARY POWER SUPPLY CIRCUIT OF TWO WIRE DIMMER

LOAD DRIVING DEVICE AND SYSTEM, LIMITING POINT CONTROL METHOD AND D...

DEVICE AND SYSTEM FOR LOAD DRIVING

METHOD, APPARATUS AND SYSTEM FOR CONTROLLING LIGHT SOURCE

OPEN-CIRCUIT PROTECTION CIRCUIT OF CONSTANT CURRENT DRIVING CIRCUIT...

POWER SUPPLY CIRCUIT FOR MULTI-PATH LIGHT-EMITTING DIODE (LED) LOADS

LIGHT EMITTING DIODE (LED) DIMMING SYSTEM

METHOD, APPARATUS AND SYSTEM FOR CONTROLLING LIGHT SOURCE

CONSTANT-CURRENT LED DRIVER CIRCUIT AND OUTPUT VOLTAGE ADJUSTABLE C...

DRIVE CIRCUIT FOR REALIZING ACCURATE CONSTANT CURRENT OF MULTIPLE LEDS

MULTI-PATH CONSTANT CURRENT DRIVING CIRCUIT

MULTI-PATH CONSTANT CURRENT DRIVING CIRCUIT

Trademarklast 30 trademarks

79377321 - INVENTRONICS

79133939

79131107 - INVENTRONICS

79124411 - INVENTRONICS