Hung T. Du
47Patents
17h-index
55Co-inventors
84Inventor score
Filing activity: Jul 27, 1995 → Aug 26, 2014
Most-cited inventions
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US7023159B2 | Method and device for braking a motor | Electricity | 1,132 | Expired |
| US5818142A | Motor pack armature support with brush holder assembly | Electricity | 153 | Expired |
| US7494035B2 | Pneumatic compressor | Mechanical Engineering; Lighting; Heating | 57 | Expired |
| US7602137B2 | Electronically commutated motor and control system | Electricity | 41 | Active |
| US6172437A | Hybrid AC/DC motor | Electricity | 41 | Expired |
| US7038343B2 | Field assembly for a motor and method of making same | Emerging Cross-Sectional Technologies | 40 | Expired |
| US6903475B2 | Stator assembly with an overmolding that secures magnets to a flux ring and the flux ring to a stator housing | Emerging Cross-Sectional Technologies | 36 | Expired |
| US7088024B2 | Field assembly for a motor and method of making same | Emerging Cross-Sectional Technologies | 32 | Expired |
| US7091642B2 | Field assembly for a motor and method of making same | Emerging Cross-Sectional Technologies | 31 | Expired |
| US7078843B2 | Field assemblies and methods of making same | Emerging Cross-Sectional Technologies | 29 | Expired |
| US6983529B2 | Stator assembly with an overmolding that secures magnets to a flux ring and the flux ring to a stator housing | Emerging Cross-Sectional Technologies | 29 | Expired |
| US7119469B2 | Stator assembly with an overmolding that secures magnets to a flux ring and the flux ring to a stator housing | Emerging Cross-Sectional Technologies | 29 | Expired |
| US7096566B2 | Method for making an encapsulated coil structure | Emerging Cross-Sectional Technologies | 24 | Expired |
| US6946758B2 | Dynamoelectric machine having encapsulated coil structure with one or more of phase change additives, insert molded features and insulated pinion | Emerging Cross-Sectional Technologies | 23 | Expired |
| US7893583B2 | Power tools with motor having a multi-piece stator | Electricity | 20 | Active |
| US7215048B2 | Dynamoelectric machine having encapsulated coil structure with one or more of phase change additives, insert molded features and insulated pinion | Emerging Cross-Sectional Technologies | 20 | Expired |
| US6744170B1 | Brush assembly | Electricity | 19 | Expired |
| US7464455B2 | Method for forming an armature for an electric motor | Emerging Cross-Sectional Technologies | 17 | Expired |
| US7146706B2 | Method of making an electric motor | Emerging Cross-Sectional Technologies | 17 | Expired |
| US7013552B2 | Method for forming an armature for an electric motor for a portable power tool | Emerging Cross-Sectional Technologies | 17 | Expired |
| US6735846B2 | Method for forming an electric motor having armature coated with a thermally conductive plastic | Emerging Cross-Sectional Technologies | 14 | Expired |
| US8022654B2 | Soft start for electric motor of a power tool | Electricity | 14 | Active |
| US6522042B1 | Anchoring system for injection molded magnets on a flux ring or motor housing | Emerging Cross-Sectional Technologies | 14 | Expired |
| US7205696B2 | Field assemblies having pole pieces with ends that decrease in width, and methods of making same | Electricity | 13 | Expired |
| US7814641B2 | Method of forming a power tool | Emerging Cross-Sectional Technologies | 12 | Active |
Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.