Inventor · Hong Kong, CN

Ping Sheng

42Patents
11h-index
60Co-inventors
78Inventor score

Filing activity: May 7, 1976 → Aug 2, 2021

Most-cited inventions

PatentTitleAreaCited byStatus
US4536608A Solar cell with two-dimensional hexagonal reflecting diffraction grating Emerging Cross-Sectional Technologies 95 Expired
US7395898B2 Sound attenuating structures Physics 40 Expired
US4493942A Solar cell with two-dimensional reflecting diffraction grating Emerging Cross-Sectional Technologies 40 Expired
US7249653B2 Acoustic attenuation materials Fixed Constructions 36 Expired
US7465519B2 Lithium-ion battery incorporating carbon nanostructure materials Emerging Cross-Sectional Technologies 32 Expired
US7540717B2 Membrane nanopumps based on porous alumina thin films, membranes therefor and a method of fabricating such membranes Mechanical Engineering; Lighting; Heating 26 Expired
US4179708A Optical playback system having increased depth-of-field Physics 21 Expired
US8857564B2 Acoustic metamaterial with simultaneously negative effective mass density and bulk modulus Physics 18 Active
US4236823A Diffractometer for measuring signal depth and width Physics 15 Expired
US6852251B2 Electrorheological fluids Chemistry; Metallurgy 12 Expired
US8579073B2 Acoustic energy absorption metamaterials Physics 12 Active
US9466283B2 Sound attenuating structures Physics 11 Active
US4683160A Solar cells with correlated roughness substrate Emerging Cross-Sectional Technologies 10 Expired
US9520121B2 Acoustic and vibrational energy absorption metamaterials Performing Operations; Transporting 10 Active
US4398056A Solar cell with reflecting grating substrate Emerging Cross-Sectional Technologies 9 Expired
US6576333B2 Composite materials with negative elastic constants Emerging Cross-Sectional Technologies 9 Expired
US8960365B2 Acoustic and vibrational energy absorption metamaterials Physics 8 Active
US8243358B2 Constructing planar and three-dimensional microstructures with PDMS-based conducting composite Emerging Cross-Sectional Technologies 8 Active
US6831535B1 Bistable electromagnetic relay Electricity 8 Expired
US9711129B2 Extraordinary acoustic absorption induced by hybrid resonance and electrical energy generation from sound by hybrid resonant metasurface Electricity 8 Active
US7137496B2 Parallel field electrode configurations for electrorheological fluid applications Mechanical Engineering; Lighting; Heating 7 Expired
US4310910A Optimal polarization for the optical readout of high density video recording Physics 6 Expired
US9659557B2 Active control of membrane-type acoustic metamaterial Physics 6 Active
US6942081B2 Electrorheological clutch Mechanical Engineering; Lighting; Heating 5 Expired
US6984343B1 Fluid suspensions with electrorheological effect Chemistry; Metallurgy 4 Expired

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