Inventor · Beijing, CN

Qi Deng

31Patents
7h-index
50Co-inventors
72Inventor score

Filing activity: Mar 13, 2003 → Aug 8, 2024

Most-cited inventions

PatentTitleAreaCited byStatus
US7550934B1 LED driver with fast open circuit protection, short circuit compensation, and rapid brightness control response Emerging Cross-Sectional Technologies 59 Active
US7031574B2 Plug-in module for providing bi-directional data transmission Physics 46 Expired
US7439945B1 Light emitting diode driver circuit with high-speed pulse width modulated current control Emerging Cross-Sectional Technologies 37 Active
US9250355B2 Device and method for optical beam combination Physics 24 Active
US7880404B2 Controlling current through serial LEDs using a low voltage transistor when using a high voltage driver Emerging Cross-Sectional Technologies 14 Active
US7039278B1 Single-fiber bi-directional transceiver Physics 12 Expired
US6882764B1 Polarization independent packaging for polarization sensitive optical waveguide amplifier Electricity 8 Expired
USD1037946S1 Tow hook cover General 7 Active
USD1048958S1 Tow hook cover General 6 Active
US6919989B1 Integrated optical isolator and polarization beam combiner Physics 5 Expired
US7274510B2 Circulator and polarization beam combiner Physics 5 Expired
US8587972B2 Apparatus and system for transformer frequency control Emerging Cross-Sectional Technologies 3 Active
US7010193B1 Adjustable optical signal collimator Physics 2 Expired
USD1058448S1 Tow hook cover General 2 Active
USD1048959S1 Tow hook cover General 2 Active
US9759867B2 Device and method for optical beam combination Physics 1 Active
US6973224B1 Multi-channel polarization beam combiner/splitter Physics 1 Expired
US8384356B2 Self contained power source Electricity 1 Active
US12176354B2 Display substrate and display panel Physics 0 Active
US11845466B2 Normal distributions transform (NDT) method for LiDAR point cloud localization in unmanned driving Performing Operations; Transporting 0 Active
US11749647B2 Semiconductor device including vertical wire bonds Electricity 0 Active
US8791682B2 Noise rejecting high-side power switch Electricity 0 Active
US8093831B2 Voltage converter with first push Emerging Cross-Sectional Technologies 0 Active
US6987905B2 Simplified gain flattening and tap device Electricity 0 Expired
US12299377B2 Text content presentation method and apparatus, and computing device and storage medium Physics 0 Active

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