Inventor · North Potomac, MD, US

Paul H. Shen

24Patents
8h-index
25Co-inventors
75Inventor score

Filing activity: Nov 18, 1994 → Jul 16, 2018

Most-cited inventions

PatentTitleAreaCited byStatus
US5953362A Strain induce control of polarization states in vertical cavity surface emitting lasers and method of making same Electricity 54 Expired
US7498182B1 Method of manufacturing an ultraviolet light emitting AlGaN composition and ultraviolet light emitting device containing same Electricity 51 Active
US6844924B2 Ladar system for detecting objects Physics 23 Expired
US5930031A Monolithically integrated signal processing circuit having active and passive components Physics 15 Expired
US6476596B1 Method and apparatus for detection of terahertz electric fields using polarization-sensitive excitonic electroabsorption Physics 13 Expired
US6188808A Microwave system Physics 13 Expired
US6366389B1 High contrast, ultrafast optically-addressed ultraviolet light modulator based upon optical anisotropy Physics 12 Expired
US7956369B2 Light emitting diode Electricity 11 Active
US5770472A Method for making monolithically integrated signal processing circuit having active and passive components Physics 8 Expired
US8269223B2 Polarization enhanced avalanche photodetector and method thereof Emerging Cross-Sectional Technologies 6 Active
US5847435A Dynamic modulation of quantum devices Physics 6 Expired
US7411662B1 Systems and methods for performing active LADAR and passive high resolution imagery Electricity 6 Expired
US5488226A Infrared imaging array based on temperature driven anisotropic optical absorption Electricity 6 Expired
US6075254A Polarization insensitive/independent semiconductor waveguide modulator using tensile stressors Physics 5 Expired
US7919764B2 Method and apparatus for enhanced terahertz radiation from high stacking fault density Physics 5 Active
US5579331A Delta-strained quantum-well semiconductor lasers and optical amplifiers Electricity 4 Expired
US5748359A Infrared/optical imaging techniques using anisotropically strained doped quantum well structures Physics 3 Expired
US8269222B2 Semiconductor photodetector with transparent interface charge control layer and method thereof Emerging Cross-Sectional Technologies 3 Active
US8269200B2 Terahertz radiation device and method of generating terahertz radiation Physics 3 Active
US9379271B2 Variable range photodetector and method thereof Emerging Cross-Sectional Technologies 2 Active
US9893227B2 Enhanced deep ultraviolet photodetector and method thereof Emerging Cross-Sectional Technologies 1 Active
US7348201B2 Creation of anisotropic strain in semiconductor quantum well Electricity 0 Active
US8203127B2 Terahertz radiation device using polar semiconductor materials and method of generating terahertz radiation Physics 0 Active
US11342131B2 Electron acceleration and capture device for preserving excess kinetic energy to drive electrochemical reduction reactions Emerging Cross-Sectional Technologies 0 Active

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