Hung DU

Person

Reisterstown, MD, US

People

Patents Grantslast 30 patents

Information Patent Grant
Method of manufacturing a power tool with molded armature
- Patent number 9,472,989
- Issue date Oct 18, 2016
- BLACK & DECKER INC.
- Hung T. Du
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information Patent Grant
Method of forming a power tool
- Patent number 8,997,332
- Issue date Apr 7, 2015
- Black & Decker Inc.
- Hung T. Du
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information Patent Grant
Method of forming a power tool
- Patent number 8,937,412
- Issue date Jan 20, 2015
- Black & Decker Inc.
- Hung T. Du
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information Patent Grant
Method of forming a power tool
- Patent number 8,901,787
- Issue date Dec 2, 2014
- Black & Decker Inc.
- Hung T. Du
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information Patent Grant
Method of forming a power tool
- Patent number 8,850,690
- Issue date Oct 7, 2014
- Black & Decker Inc.
- Hung T. Du
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information Patent Grant
Motor with permanent magnets having essentially the same inner and...
- Patent number 8,823,234
- Issue date Sep 2, 2014
- Black & Decker Inc.
- Earl M. Ortt
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information Patent Grant
Cordless power tool having multi-speed transmission and constant sp...
- Patent number 8,657,030
- Issue date Feb 25, 2014
- Black & Decker Inc.
- Hung T. Du
- B25 - HAND TOOLS PORTABLE POWER-DRIVEN TOOLS MANIPULATORS
Information Patent Grant
Power tool with motor having a multi-piece stator
- Patent number 8,558,420
- Issue date Oct 15, 2013
- Black & Decker Inc.
- Hung T. Du
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information Patent Grant
Method for forming a power tool
- Patent number 8,324,764
- Issue date Dec 4, 2012
- Black & Decker Inc.
- Hung T. Du
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information Patent Grant
Power tools with motor having a multi-piece stator
- Patent number 8,207,647
- Issue date Jun 26, 2012
- Black & Decker Inc.
- Hung T. Du
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information Patent Grant
Method of forming a power tool
- Patent number 8,203,239
- Issue date Jun 19, 2012
- Black & Decker Inc.
- Hung T. Du
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information Patent Grant
Soft start for electric motor of a power tool
- Patent number 8,022,654
- Issue date Sep 20, 2011
- Black & Decker Inc.
- Peter Zhao
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information Patent Grant
Power tools with motor having a multi-piece stator
- Patent number 7,893,583
- Issue date Feb 22, 2011
- Black & Decker Inc.
- Hung T. Du
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information Patent Grant
Method of forming a power tool
- Patent number 7,814,641
- Issue date Oct 19, 2010
- Black & Decker Inc.
- Hung T. Du
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information Patent Grant
Method of manufacturing an electric motor of a power tool and of ma...
- Patent number 7,685,697
- Issue date Mar 30, 2010
- Black & Decker Inc.
- Hung T. Du
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information Patent Grant
Electric motor having a field assembly with slot insulation
- Patent number 7,687,964
- Issue date Mar 30, 2010
- Black & Decker Inc.
- Hung T. Du
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information Patent Grant
Electronically commutated motor and control system
- Patent number 7,602,137
- Issue date Oct 13, 2009
- Black & Decker Inc.
- Hung T. Du
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information Patent Grant
Electric motor having a field assembly with slot insulation
- Patent number 7,528,520
- Issue date May 5, 2009
- Black & Decker Inc.
- Hung T. Du
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information Patent Grant
Pneumatic compressor
- Patent number 7,494,035
- Issue date Feb 24, 2009
- Black & Decker Inc.
- J. Michael Weaver
- F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
Information Patent Grant
Method for forming an armature for an electric motor
- Patent number 7,464,455
- Issue date Dec 16, 2008
- Black & Decker Inc.
- Hung T. Du
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information Patent Grant
Electric motor with field assemblies having core pieces with mating...
- Patent number 7,233,091
- Issue date Jun 19, 2007
- Black & Decker Inc.
- Hung T. Du
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information Patent Grant
Dynamoelectric machine having encapsulated coil structure with one...
- Patent number 7,215,048
- Issue date May 8, 2007
- Black & Decker Inc.
- Hung T. Du
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information Patent Grant
Field assemblies having pole pieces with axial lengths less than an...
- Patent number 7,211,920
- Issue date May 1, 2007
- Black & Decker Inc.
- Hung T. Du
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information Patent Grant
Field assemblies having pole pieces with ends that decrease in widt...
- Patent number 7,205,696
- Issue date Apr 17, 2007
- Black & Decker Inc.
- Hung T. Du
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information Patent Grant
Process of manufacturing a flux ring for an electric motor
- Patent number 7,181,830
- Issue date Feb 27, 2007
- Black & Decker Inc.
- Hung T. Du
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information Patent Grant
Method of making an electric motor
- Patent number 7,146,706
- Issue date Dec 12, 2006
- Black & Decker Inc.
- Hung T. Du
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information Patent Grant
Stator assembly with an overmolding that secures magnets to a flux...
- Patent number 7,119,469
- Issue date Oct 10, 2006
- Black & Decker Inc.
- Earl M. Ortt
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information Patent Grant
Method for making an encapsulated coil structure
- Patent number 7,096,566
- Issue date Aug 29, 2006
- Black & Decker Inc.
- Hung T. Du
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information Patent Grant
Field assembly for a motor and method of making same
- Patent number 7,091,642
- Issue date Aug 15, 2006
- Black & Decker Inc.
- Michael Agnes
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information Patent Grant
Field assembly for a motor and method of making same
- Patent number 7,088,024
- Issue date Aug 8, 2006
- Black & Decker Inc.
- Michael Agnes
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER

Patents Applicationslast 30 patents

Information Patent Application
Direct Drive Ceiling Fan
- Publication number 20170159664
- Publication date Jun 8, 2017
- Phase Industrial Design Ningbo Co., Ltd.
- Hung DU
- F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
Information Patent Application
METHOD OF FORMING A POWER TOOL
- Publication number 20140360008
- Publication date Dec 11, 2014
- Hung T. Du
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information Patent Application
POWER TOOL WITH MOTOR HAVING A MULTI-PIECE STATOR
- Publication number 20130342042
- Publication date Dec 26, 2013
- Black & Decker Inc.
- Hung T. Du
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information Patent Application
METHOD OF FORMING A POWER TOOL
- Publication number 20130300221
- Publication date Nov 14, 2013
- Hung T. Du
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information Patent Application
METHOD OF FORMING A POWER TOOL
- Publication number 20130291371
- Publication date Nov 7, 2013
- Hung T. Du
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information Patent Application
METHOD OF FORMING A POWER TOOL
- Publication number 20130057090
- Publication date Mar 7, 2013
- Black & Decker Inc.
- Hung T. Du
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information Patent Application
METHOD OF FORMING A POWER TOOL
- Publication number 20130055554
- Publication date Mar 7, 2013
- Black & Decker Inc.
- Hung T. Du
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information Patent Application
POWER TOOL WITH MOTOR HAVING A MULTI-PIECE STATOR
- Publication number 20120248902
- Publication date Oct 4, 2012
- Black & Decker Inc.
- Hung T. Du
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information Patent Application
Method For Forming A Power Tool
- Publication number 20120222288
- Publication date Sep 6, 2012
- Black & Decker Inc.
- Hung T. Du
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Application
Motor With Permanent Magnets and Method of Manufacturing Power Tool...
- Publication number 20110298313
- Publication date Dec 8, 2011
- Black & Decker Inc.
- Stephen Osborne
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information Patent Application
Motor With Overmolded Permanent Magnets
- Publication number 20110278966
- Publication date Nov 17, 2011
- Black & Decker Inc.
- Stephen Osborne
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information Patent Application
POWER TOOLS WITH MOTOR HAVING A MULTI-PIECE STATOR
- Publication number 20110115314
- Publication date May 19, 2011
- Black and Decker Inc.
- Hung T. Du
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information Patent Application
METHOD OF FORMING A POWER TOOL
- Publication number 20110018370
- Publication date Jan 27, 2011
- Hung T. Du
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Application
Motor With Permanent Magnets and Method of Manufacturing; Power Too...
- Publication number 20100033036
- Publication date Feb 11, 2010
- Black & Decker Inc.
- Earl M. Ortt
- Y10 - TECHNICAL SUBJECTS COVERED BY FORMER USPC
Information Patent Application
Soft start for electric motor of a power tool
- Publication number 20090206783
- Publication date Aug 20, 2009
- Black & Decker Inc.
- Peter Zhao
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information Patent Application
Electric Motor Having A Field Assembly With Slot Insulation
- Publication number 20090200891
- Publication date Aug 13, 2009
- Black & Decker Inc.
- Hung T. Du
- Y10 - TECHNICAL SUBJECTS COVERED BY FORMER USPC
Information Patent Application
Cordless Power Tool Having Multi-Speed Transmission and Constant Sp...
- Publication number 20090101379
- Publication date Apr 23, 2009
- Hung T. Du
- B25 - HAND TOOLS PORTABLE POWER-DRIVEN TOOLS MANIPULATORS
Information Patent Application
Power Tools With Motor Having a Multi-Piece Stator
- Publication number 20090021090
- Publication date Jan 22, 2009
- Black & Decker Inc.
- Hung T. Du
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information Patent Application
ELECTRONICALLY COMMUTATED MOTOR AND CONTROL SYSTEM
- Publication number 20070210733
- Publication date Sep 13, 2007
- Hung T. Du
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information Patent Application
Pneumatic compressor
- Publication number 20070059186
- Publication date Mar 15, 2007
- Black & Decker Inc.
- J. Michael Weaver
- B25 - HAND TOOLS PORTABLE POWER-DRIVEN TOOLS MANIPULATORS
Information Patent Application
Electric motor having a field assembly with slot insulation
- Publication number 20070024151
- Publication date Feb 1, 2007
- Hung T. Du
- Y10 - TECHNICAL SUBJECTS COVERED BY FORMER USPC
Information Patent Application
Method of making armature and power tool; electric motor and armatu...
- Publication number 20060261700
- Publication date Nov 23, 2006
- Hung T. Du
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Application
Electric motor and method of making same and method of making a pow...
- Publication number 20060261683
- Publication date Nov 23, 2006
- Hung T. Du
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Application
Method of making an armature
- Publication number 20060254046
- Publication date Nov 16, 2006
- Hung T. Du
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Application
Electric motor and method of making same and method of making a pow...
- Publication number 20060255678
- Publication date Nov 16, 2006
- Hung T. Du
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Application
Field assemblies and methods of making same with field coils having...
- Publication number 20060226729
- Publication date Oct 12, 2006
- Hung T. Du
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information Patent Application
Dynamoelectric machine having encapsulated coil structure with one...
- Publication number 20050278937
- Publication date Dec 22, 2005
- Hung T. Du
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Application
Dynamoelectric machine having encapsulated coil structure with one...
- Publication number 20050280321
- Publication date Dec 22, 2005
- Hung T. Du
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Application
Field assembly for a motor and method of making same
- Publication number 20050194854
- Publication date Sep 8, 2005
- Michael Agnes
- Y10 - TECHNICAL SUBJECTS COVERED BY FORMER USPC
Information Patent Application
Field assemblies having pole pieces with ends that decrease in widt...
- Publication number 20050189839
- Publication date Sep 1, 2005
- Hung T. Du
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER

Person

Patents Grantslast 30 patents

Method of manufacturing a power tool with molded armature

Method of forming a power tool

Method of forming a power tool

Method of forming a power tool

Method of forming a power tool

Motor with permanent magnets having essentially the same inner and...

Cordless power tool having multi-speed transmission and constant sp...

Power tool with motor having a multi-piece stator

Method for forming a power tool

Power tools with motor having a multi-piece stator

Method of forming a power tool

Soft start for electric motor of a power tool

Power tools with motor having a multi-piece stator

Method of forming a power tool

Method of manufacturing an electric motor of a power tool and of ma...

Electric motor having a field assembly with slot insulation

Electronically commutated motor and control system

Electric motor having a field assembly with slot insulation

Pneumatic compressor

Method for forming an armature for an electric motor

Electric motor with field assemblies having core pieces with mating...

Dynamoelectric machine having encapsulated coil structure with one...

Field assemblies having pole pieces with axial lengths less than an...

Field assemblies having pole pieces with ends that decrease in widt...

Process of manufacturing a flux ring for an electric motor

Method of making an electric motor

Stator assembly with an overmolding that secures magnets to a flux...

Method for making an encapsulated coil structure

Field assembly for a motor and method of making same

Field assembly for a motor and method of making same

Patents Applicationslast 30 patents

Direct Drive Ceiling Fan

METHOD OF FORMING A POWER TOOL

POWER TOOL WITH MOTOR HAVING A MULTI-PIECE STATOR

METHOD OF FORMING A POWER TOOL

METHOD OF FORMING A POWER TOOL

METHOD OF FORMING A POWER TOOL

METHOD OF FORMING A POWER TOOL

POWER TOOL WITH MOTOR HAVING A MULTI-PIECE STATOR

Method For Forming A Power Tool

Motor With Permanent Magnets and Method of Manufacturing Power Tool...

Motor With Overmolded Permanent Magnets

POWER TOOLS WITH MOTOR HAVING A MULTI-PIECE STATOR

METHOD OF FORMING A POWER TOOL

Motor With Permanent Magnets and Method of Manufacturing; Power Too...

Soft start for electric motor of a power tool

Electric Motor Having A Field Assembly With Slot Insulation

Cordless Power Tool Having Multi-Speed Transmission and Constant Sp...

Power Tools With Motor Having a Multi-Piece Stator

ELECTRONICALLY COMMUTATED MOTOR AND CONTROL SYSTEM

Pneumatic compressor

Electric motor having a field assembly with slot insulation

Method of making armature and power tool; electric motor and armatu...

Electric motor and method of making same and method of making a pow...

Method of making an armature

Electric motor and method of making same and method of making a pow...

Field assemblies and methods of making same with field coils having...

Dynamoelectric machine having encapsulated coil structure with one...

Dynamoelectric machine having encapsulated coil structure with one...

Field assembly for a motor and method of making same

Field assemblies having pole pieces with ends that decrease in widt...