Wu Chen

Person

Nanjing Jiangsu Province, CN

People

Patents Grantslast 30 patents

Information Patent Grant
Module-shared flexible loop closing controller topology for power grid
- Patent number 11,929,624
- Issue date Mar 12, 2024
- Southeast University
- Wu Chen
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information Patent Grant
Topology of series-connected MMC with a small number of modules
- Patent number 11,909,214
- Issue date Feb 20, 2024
- Southeast University
- Wu Chen
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information Patent Grant
Submodule topology circuit for modular multilevel converter and met...
- Patent number 11,632,059
- Issue date Apr 18, 2023
- Yangzhou Power Supply Branch of State Grid Jiangsu Electric Power Co., Ltd.
- Zhong Liu
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information Patent Grant
Power tool system
- Patent number 10,724,926
- Issue date Jul 28, 2020
- Chervon (HK) Limited
- Wu Chen
- A01 - AGRICULTURE FORESTRY ANIMAL HUSBANDRY HUNTING TRAPPING FISHING
Information Patent Grant
Power tool
- Patent number 10,272,557
- Issue date Apr 30, 2019
- Chervon (HK) Limited
- Liang Chen
- B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
Information Patent Grant
Electric screwdriver
- Patent number 10,272,548
- Issue date Apr 30, 2019
- Chervon (HK) Limited
- Gan Wei
- F21 - LIGHTING
Information Patent Grant
General load flow calculation method for power systems with unified...
- Patent number 10,222,404
- Issue date Mar 5, 2019
- STATE GRID JIANGSU ECONOMIC RESEARCH INSTITUTE
- Hui Cai
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Grant
Multi-purpose electric tool and control thereof
- Patent number 9,993,916
- Issue date Jun 12, 2018
- Chervon (HK) Limited
- Liang Chen
- B25 - HAND TOOLS PORTABLE POWER-DRIVEN TOOLS MANIPULATORS
Information Patent Grant
Electric tool for outputting torque
- Patent number 9,975,226
- Issue date May 22, 2018
- Chervon (HK) Limited
- Gan Wei
- B25 - HAND TOOLS PORTABLE POWER-DRIVEN TOOLS MANIPULATORS
Information Patent Grant
Battery pack and method of indicating remaining capacity thereof
- Patent number 9,929,444
- Issue date Mar 27, 2018
- Chervon (HK) Limited
- Wu Chen
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information Patent Grant
Method for controlling an electrical tool
- Patent number 9,919,410
- Issue date Mar 20, 2018
- Chervon (HK) Limited
- Wu Chen
- B25 - HAND TOOLS PORTABLE POWER-DRIVEN TOOLS MANIPULATORS
Information Patent Grant
Electric power tool and motor control method thereof
- Patent number 9,923,492
- Issue date Mar 20, 2018
- Nanjing Chervon Industry Co., Ltd.
- Wu Chen
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information Patent Grant
Method for controlling electric motor by trigger
- Patent number 9,726,729
- Issue date Aug 8, 2017
- CHEVRON (HK) LIMITED
- Wu Chen
- G01 - MEASURING TESTING
Information Patent Grant
Apparatus and methods of operation of passive LED lighting equipment
- Patent number 9,717,120
- Issue date Jul 25, 2017
- City University of Hong Kong
- Ron Shu Yuen Hui
- Y02 - TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMA...
Information Patent Grant
Electric screwdriver
- Patent number 9,630,302
- Issue date Apr 25, 2017
- Chervon (HK) Limited
- Gan Wei
- B25 - HAND TOOLS PORTABLE POWER-DRIVEN TOOLS MANIPULATORS
Information Patent Grant
Torsion-adjustable impact wrench
- Patent number 9,592,593
- Issue date Mar 14, 2017
- Chervon (HK) Limited
- Liang Chen
- B25 - HAND TOOLS PORTABLE POWER-DRIVEN TOOLS MANIPULATORS
Information Patent Grant
Impact type fastening tool and control method thereof
- Patent number 9,579,777
- Issue date Feb 28, 2017
- Chervon (HK) Limited
- Wu Chen
- B25 - HAND TOOLS PORTABLE POWER-DRIVEN TOOLS MANIPULATORS
Information Patent Grant
Rotation speed control method for impact type fastening tools
- Patent number 9,555,525
- Issue date Jan 31, 2017
- Chervon (HK) Limited
- Shuming Wu
- B25 - HAND TOOLS PORTABLE POWER-DRIVEN TOOLS MANIPULATORS
Information Patent Grant
Method for controlling torque output of DC electric tool
- Patent number 9,555,527
- Issue date Jan 31, 2017
- Chervon (HK) Limited
- Wu Chen
- B25 - HAND TOOLS PORTABLE POWER-DRIVEN TOOLS MANIPULATORS
Information Patent Grant
Electric screwdriver
- Patent number 9,440,339
- Issue date Sep 13, 2016
- Chervon (HK) Limited
- Gan Wei
- B25 - HAND TOOLS PORTABLE POWER-DRIVEN TOOLS MANIPULATORS
Information Patent Grant
DC-DC converter systems
- Patent number 9,397,548
- Issue date Jul 19, 2016
- Jun Li
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information Patent Grant
Electrical wrench
- Patent number 9,381,625
- Issue date Jul 5, 2016
- CHEVRON (HK) LIMITED
- Liang Chen
- B25 - HAND TOOLS PORTABLE POWER-DRIVEN TOOLS MANIPULATORS
Information Patent Grant
Switched-capacitor DC-DC converter
- Patent number 9,362,814
- Issue date Jun 7, 2016
- North Carolina State University
- Wu Chen
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information Patent Grant
Driver for two or more parallel LED light strings
- Patent number 9,313,846
- Issue date Apr 12, 2016
- City University of Hong Kong
- Wu Chen
- H05 - ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
Information Patent Grant
Electric tool
- Patent number 9,014,933
- Issue date Apr 21, 2015
- Chervon (HK) Limited
- Liang Chen
- B25 - HAND TOOLS PORTABLE POWER-DRIVEN TOOLS MANIPULATORS
Information Patent Grant
Laser rangefinder and condenser lens thereof for receiving a light ray
- Patent number 8,982,331
- Issue date Mar 17, 2015
- Chevron (HK) Limited
- Ming Chen
- G01 - MEASURING TESTING
Information Patent Grant
Current balancing circuit and method
- Patent number 8,829,884
- Issue date Sep 9, 2014
- Wenxing Zhong
- G05 - CONTROLLING REGULATING
Information Patent Grant
Electric shears
- Patent number 8,434,234
- Issue date May 7, 2013
- Chervon Limited
- Wu Chen
- B26 - HAND CUTTING TOOLS CUTTING SEVERING
Information Patent Grant
Electrical instrument having a protection circuit
- Patent number 8,370,666
- Issue date Feb 5, 2013
- Chervon Limited
- Wei Dong
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER

Patents Applicationslast 30 patents

Information Patent Application
SUBMODULE TOPOLOGY CIRCUIT FOR MODULAR MULTILEVEL CONVERTER AND MET...
- Publication number 20230112838
- Publication date Apr 13, 2023
- Yangzhou Power Supply Branch of State Grid Jiangsu Electric Power Co., Ltd.
- Zhong Liu
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information Patent Application
TOPOLOGY OF SERIES-CONNECTED MMC WITH A SMALL NUMBER OF MODULES
- Publication number 20230017288
- Publication date Jan 19, 2023
- SOUTHEAST UNIVERSITY
- Wu CHEN
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information Patent Application
MODULE-SHARED FLEXIBLE LOOP CLOSING CONTROLLER TOPOLOGY FOR POWER GRID
- Publication number 20220302714
- Publication date Sep 22, 2022
- SOUTHEAST UNIVERSITY
- Wu CHEN
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information Patent Application
TRACTION AND POWER SUPPLY SYSTEM FOR AGRICULTURAL ROBOT AND METHOD...
- Publication number 20190031443
- Publication date Jan 31, 2019
- Chen WU
- A01 - AGRICULTURE FORESTRY ANIMAL HUSBANDRY HUNTING TRAPPING FISHING
Information Patent Application
GENERAL LOAD FLOW CALCULATION METHOD FOR POWER SYSTEMS WITH UNIFIED...
- Publication number 20190004097
- Publication date Jan 3, 2019
- State Grid JiangSu Economic Research Institute
- Hui CAI
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information Patent Application
POWER TOOL SYSTEM
- Publication number 20170276572
- Publication date Sep 28, 2017
- CHERVON (HK) LIMITED
- Wu Chen
- B25 - HAND TOOLS PORTABLE POWER-DRIVEN TOOLS MANIPULATORS
Information Patent Application
POWER TOOL SYSTEM
- Publication number 20170201853
- Publication date Jul 13, 2017
- CHERVON (HK) LIMITED
- Wu Chen
- B25 - HAND TOOLS PORTABLE POWER-DRIVEN TOOLS MANIPULATORS
Information Patent Application
ELECTRIC SCREWDRIVER
- Publication number 20170190026
- Publication date Jul 6, 2017
- CHERVON (HK) LIMITED
- Gan Wei
- B25 - HAND TOOLS PORTABLE POWER-DRIVEN TOOLS MANIPULATORS
Information Patent Application
POWER TOOL
- Publication number 20170028543
- Publication date Feb 2, 2017
- CHERVON (HK) LIMITED
- Liang Chen
- B25 - HAND TOOLS PORTABLE POWER-DRIVEN TOOLS MANIPULATORS
Information Patent Application
ELECTRIC SCREWDRIVER
- Publication number 20160339566
- Publication date Nov 24, 2016
- CHERVON (HK) LIMITED
- Gan Wei
- B25 - HAND TOOLS PORTABLE POWER-DRIVEN TOOLS MANIPULATORS
Information Patent Application
METHOD FOR CONTROLLING ELECTRIC MOTOR BY TRIGGER
- Publication number 20160301352
- Publication date Oct 13, 2016
- CHERVON (HK) LIMITED
- Wu Chen
- G01 - MEASURING TESTING
Information Patent Application
ELECTRIC POWER TOOL AND MOTOR CONTROL METHOD THEREOF
- Publication number 20160204674
- Publication date Jul 14, 2016
- Nanjing Chervon Industry Co., Ltd.
- Wu Chen
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information Patent Application
BATTERY PACK AND METHOD OF INDICATING REMAINING CAPACITY THEREOF
- Publication number 20160093928
- Publication date Mar 31, 2016
- CHERVON INTELLECTUAL PROPERTY LIMITED
- Wu Chen
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information Patent Application
ELECTRIC SCREWDRIVER
- Publication number 20160089771
- Publication date Mar 31, 2016
- CHERVON INTELLECTUAL PROPERTY LIMITED
- Gan Wei
- B25 - HAND TOOLS PORTABLE POWER-DRIVEN TOOLS MANIPULATORS
Information Patent Application
POWER TOOL
- Publication number 20160095177
- Publication date Mar 31, 2016
- CHERVON INTELLECTUAL PROPERTY LIMITED
- Wu Chen
- H05 - ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
Information Patent Application
METHOD FOR CONTROLLING AN ELECTRICAL TOOL
- Publication number 20150375386
- Publication date Dec 31, 2015
- CHERVON INTELLECTUAL PROPERTY LIMITED
- Wu Chen
- B25 - HAND TOOLS PORTABLE POWER-DRIVEN TOOLS MANIPULATORS
Information Patent Application
MULTI-PURPOSE ELECTRIC TOOL AND CONTROL THEREOF
- Publication number 20150122521
- Publication date May 7, 2015
- CHERVON INTELLECTUAL PROPERTY LIMITED
- Liang Chen
- B25 - HAND TOOLS PORTABLE POWER-DRIVEN TOOLS MANIPULATORS
Information Patent Application
ELECTRIC TOOL FOR OUTPUTTING TORQUE
- Publication number 20150122525
- Publication date May 7, 2015
- CHERVON INTELLECTUAL PROPERTY LIMITED
- Gan Wei
- B25 - HAND TOOLS PORTABLE POWER-DRIVEN TOOLS MANIPULATORS
Information Patent Application
ELECTRIC TOOL AND METHOD FOR FASTENING A THREADED MEMBER BY USING IT
- Publication number 20150083448
- Publication date Mar 26, 2015
- CHERVON INTELLECTUAL PROPERTY LIMITED
- Liang Chen
- B25 - HAND TOOLS PORTABLE POWER-DRIVEN TOOLS MANIPULATORS
Information Patent Application
SWITCHED-CAPACITOR DC-DC CONVERTER
- Publication number 20150077085
- Publication date Mar 19, 2015
- North Carolina State University
- Wu Chen
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information Patent Application
IMPACT TYPE FASTENING TOOL AND CONTROL METHOD THEREOF
- Publication number 20140365012
- Publication date Dec 11, 2014
- Wu Chen
- B25 - HAND TOOLS PORTABLE POWER-DRIVEN TOOLS MANIPULATORS
Information Patent Application
ROTATION SPEED CONTROL METHOD FOR IMPACT TYPE FASTENING TOOLS
- Publication number 20140352992
- Publication date Dec 4, 2014
- CHERVON (HK) LIMITED
- Shuming Wu
- B25 - HAND TOOLS PORTABLE POWER-DRIVEN TOOLS MANIPULATORS
Information Patent Application
METHOD FOR CONTROLLING TORQUE OUTPUT OF DC ELECTRIC TOOL
- Publication number 20140332242
- Publication date Nov 13, 2014
- CHERVON (HK) LIMITED
- Wu Chen
- B25 - HAND TOOLS PORTABLE POWER-DRIVEN TOOLS MANIPULATORS
Information Patent Application
ELECTRIC TOOL
- Publication number 20140296020
- Publication date Oct 2, 2014
- CHERVON (HK) LIMITED
- Liang Chen
- B25 - HAND TOOLS PORTABLE POWER-DRIVEN TOOLS MANIPULATORS
Information Patent Application
ELECTRICAL WRENCH
- Publication number 20140182420
- Publication date Jul 3, 2014
- CHERVON (HK) LIMITED
- Liang Chen
- B25 - HAND TOOLS PORTABLE POWER-DRIVEN TOOLS MANIPULATORS
Information Patent Application
DRIVER FOR TWO OR MORE PARALLEL LED LIGHT STRINGS
- Publication number 20130293126
- Publication date Nov 7, 2013
- City University of Hong Kong
- Wu Chen
- H05 - ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
Information Patent Application
LASER RANGEFINDER AND CONDENSER LENS THEREOF FOR RECEIVING A LIGHT RAY
- Publication number 20130278916
- Publication date Oct 24, 2013
- CHERVON (HK) LIMITED
- Ming Chen
- G02 - OPTICS
Information Patent Application
TORSION-ADJUSTABLE IMPACT WRENCH
- Publication number 20130228353
- Publication date Sep 5, 2013
- CHERVON (HK) LIMITED
- Liang Chen
- B25 - HAND TOOLS PORTABLE POWER-DRIVEN TOOLS MANIPULATORS
Information Patent Application
DC-DC CONVERTER SYSTEMS
- Publication number 20130163302
- Publication date Jun 27, 2013
- ABB Inc.
- Jun Li
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information Patent Application
CURRENT BALANCING CIRCUIT AND METHOD
- Publication number 20120286753
- Publication date Nov 15, 2012
- Wenxing Zhong
- G05 - CONTROLLING REGULATING

Person

Patents Grantslast 30 patents

Module-shared flexible loop closing controller topology for power grid

Topology of series-connected MMC with a small number of modules

Submodule topology circuit for modular multilevel converter and met...

Power tool system

Power tool

Electric screwdriver

General load flow calculation method for power systems with unified...

Multi-purpose electric tool and control thereof

Electric tool for outputting torque

Battery pack and method of indicating remaining capacity thereof

Method for controlling an electrical tool

Electric power tool and motor control method thereof

Method for controlling electric motor by trigger

Apparatus and methods of operation of passive LED lighting equipment

Electric screwdriver

Torsion-adjustable impact wrench

Impact type fastening tool and control method thereof

Rotation speed control method for impact type fastening tools

Method for controlling torque output of DC electric tool

Electric screwdriver

DC-DC converter systems

Electrical wrench

Switched-capacitor DC-DC converter

Driver for two or more parallel LED light strings

Electric tool

Laser rangefinder and condenser lens thereof for receiving a light ray

Current balancing circuit and method

Electric shears

Electrical instrument having a protection circuit

Patents Applicationslast 30 patents

SUBMODULE TOPOLOGY CIRCUIT FOR MODULAR MULTILEVEL CONVERTER AND MET...

TOPOLOGY OF SERIES-CONNECTED MMC WITH A SMALL NUMBER OF MODULES

MODULE-SHARED FLEXIBLE LOOP CLOSING CONTROLLER TOPOLOGY FOR POWER GRID

TRACTION AND POWER SUPPLY SYSTEM FOR AGRICULTURAL ROBOT AND METHOD...

GENERAL LOAD FLOW CALCULATION METHOD FOR POWER SYSTEMS WITH UNIFIED...

POWER TOOL SYSTEM

POWER TOOL SYSTEM

ELECTRIC SCREWDRIVER

POWER TOOL

ELECTRIC SCREWDRIVER

METHOD FOR CONTROLLING ELECTRIC MOTOR BY TRIGGER

ELECTRIC POWER TOOL AND MOTOR CONTROL METHOD THEREOF

BATTERY PACK AND METHOD OF INDICATING REMAINING CAPACITY THEREOF

ELECTRIC SCREWDRIVER

POWER TOOL

METHOD FOR CONTROLLING AN ELECTRICAL TOOL

MULTI-PURPOSE ELECTRIC TOOL AND CONTROL THEREOF

ELECTRIC TOOL FOR OUTPUTTING TORQUE

ELECTRIC TOOL AND METHOD FOR FASTENING A THREADED MEMBER BY USING IT

SWITCHED-CAPACITOR DC-DC CONVERTER

IMPACT TYPE FASTENING TOOL AND CONTROL METHOD THEREOF

ROTATION SPEED CONTROL METHOD FOR IMPACT TYPE FASTENING TOOLS

METHOD FOR CONTROLLING TORQUE OUTPUT OF DC ELECTRIC TOOL

ELECTRIC TOOL

ELECTRICAL WRENCH

DRIVER FOR TWO OR MORE PARALLEL LED LIGHT STRINGS

LASER RANGEFINDER AND CONDENSER LENS THEREOF FOR RECEIVING A LIGHT RAY

TORSION-ADJUSTABLE IMPACT WRENCH

DC-DC CONVERTER SYSTEMS

CURRENT BALANCING CIRCUIT AND METHOD