Inventor · Beijing, CN

Gang Xu

199Patents
25h-index
275Co-inventors
93Inventor score

Filing activity: Dec 2, 1993 → May 15, 2024

Most-cited inventions

PatentTitleAreaCited byStatus
US5715028A LCD with reduced canopy reflection Physics 75 Expired
US5499126A Liquid crystal display with patterned retardation films Physics 75 Expired
US7733439B2 Dual film light guide for illuminating displays Physics 48 Active
US5895106A NW twisted nematic LCD with negative tilted retarders on one side of liquid crystal cell Physics 48 Expired
US5570214A Normally white twisted nematic LCD with retardation films on opposite sides of liquid crystal material for improved viewing zone Physics 47 Expired
US6057901A Liquid crystal display with first and second tilted retarders Physics 42 Expired
US5777709A Liquid crystal display with two positive tilted retardation films and two negative retardant films Physics 39 Expired
US6529495B1 Method and apparatus for providing differencing multistage detection in the reverse link of a code division multiple access communication system Electricity 37 Expired
US5579139A LCD with reduced canopy reflection having a retarder of 220-320 nm retardation outside a polarizer Physics 36 Expired
US10044678B2 Methods and apparatus to configure virtual private mobile networks with virtual private networks Electricity 36 Active
US9432258B2 Methods and apparatus to configure virtual private mobile networks to reduce latency Electricity 36 Active
US6169590A Liquid crystal display with optical compensator Physics 34 Expired
US7643203B2 Interferometric optical display system with broadband characteristics Emerging Cross-Sectional Technologies 34 Active
US5594568A LCD with a pair of retardation films on one side of normally white liquid crystal layer Physics 33 Expired
US7403180B1 Hybrid color synthesis for multistate reflective modulator displays Physics 32 Active
US5859681A Normally white twisted nematic LCD with positive uniaxial and nebative biaxial retarders having n.sub.x >n.sub.y >n.sub.z Physics 32 Expired
US7777954B2 Systems and methods of providing a light guiding layer Physics 32 Active
US5818615A Liquid crystal display with patterned retardation films Physics 29 Expired
USD983054S1 Laser rangefinder General 28 Active
US8300304B2 Integrated front light diffuser for reflective displays Physics 26 Active
US7855827B2 Internal optical isolation structure for integrated front or back lighting Physics 26 Active
US5739881A Normally white twisted nematic LCD with positive and negative retarders Physics 26 Expired
US8058549B2 Photovoltaic devices with integrated color interferometric film stacks Emerging Cross-Sectional Technologies 25 Active
US8061882B2 Illumination device with built-in light coupler Physics 25 Active
US6229588A Normally white LCD including first and second biaxial retarders Physics 25 Expired

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