Lijun Ren

Person

Hangzhou, CN

People

Patents Grantslast 30 patents

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
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
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
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 Applicationslast 30 patents

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
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
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
PWM DIMMING CIRCUIT FOR LED
- Publication number 20110043115
- Publication date Feb 24, 2011
- Liangan GE
- H05 - ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR

Person

Patents Grantslast 30 patents

Multi-path constant current driving circuit

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

Circuit to improve light load power factor of power supply

Multi-path constant current driving circuit

PWM dimming circuit for LED

Patents Applicationslast 30 patents

METHOD, APPARATUS AND SYSTEM FOR CONTROLLING LIGHT SOURCE

METHOD, APPARATUS AND SYSTEM FOR CONTROLLING LIGHT SOURCE

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

MULTI-PATH CONSTANT CURRENT DRIVING CIRCUIT

MULTI-PATH CONSTANT CURRENT DRIVING CIRCUIT

CIRCUIT TO IMPROVE LIGHT LOAD POWER FACTOR OF POWER SUPPLY

PWM DIMMING CIRCUIT FOR LED