Inventor · Tsuen Wan, CN

Kai Wu

26Patents
9h-index
46Co-inventors
75Inventor score

Filing activity: Mar 16, 2001 → Nov 21, 2024

Most-cited inventions

PatentTitleAreaCited byStatus
US6760194B2 Head gimbal assembly with piezoelectric microactuator Physics 43 Expired
US6653763B2 Dual stage actuator systems for high density hard disk drives using annular rotary piezoelectric actuators Electricity 29 Expired
US7663229B2 Lighting device Electricity 29 Active
US6386422B1 Solder reflow oven Performing Operations; Transporting 29 Expired
US7482632B2 LED assembly and use thereof Electricity 20 Active
US8373360B2 Lighting control system and LED lamp Electricity 20 Active
US6680826B2 Head gimbal assembly with piezoelectric microactuator Physics 18 Expired
USD744151S1 Light fixture General 13 Active
US8081216B2 Lighting control system and method Emerging Cross-Sectional Technologies 10 Active
US7891842B2 Heat-dissipating reflector for lighting device Mechanical Engineering; Lighting; Heating 9 Active
US6697224B2 Baseplate for arm and suspension assembly Physics 8 Expired
US6633458B2 Rotary piezoelectric microactuator with an optimum suspension arrangement Physics 8 Expired
US7701055B2 Light emitter assembly Electricity 8 Active
US9134012B2 Lighting device with omnidirectional light emission and efficient heat dissipation Mechanical Engineering; Lighting; Heating 7 Active
US6963473B2 Head arm assembly and disk drive device with the head arm assembly having enhanced impact resistance Physics 6 Expired
US8672512B2 Omni reflective optics for wide angle emission LED light bulb Mechanical Engineering; Lighting; Heating 5 Active
US6856070B2 Dual stage actuator systems for high density hard disk drives using annular rotary piezoelectric actuators Electricity 5 Expired
US7165314B2 Method for manufacturing a magnetic head arm assembly (HAA) Emerging Cross-Sectional Technologies 3 Expired
US6937443B2 System and method for a three-piece design of a magnetic head assembly Emerging Cross-Sectional Technologies 3 Expired
US8042978B2 Light emitting assembly with heat dissipation structure Mechanical Engineering; Lighting; Heating 2 Active
US10433414B2 Manufacturing method of printing circuit board with micro-radiators Electricity 1 Active
US7440216B2 Rotary piezoelectric microactuator with an optimum suspension arrangement Physics 1 Expired
US7402778B2 Oven for controlled heating of compounds at varying temperatures Mechanical Engineering; Lighting; Heating 0 Expired
US11506832B2 Planar illumination device with light guide plate with pseudo light sources Mechanical Engineering; Lighting; Heating 0 Active
US12312538B2 Efficient heat-induction decoking device and method for thermal conversion of solid fuels Emerging Cross-Sectional Technologies 0 Active

Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.