Inventor · Depden, GB

Mark Leadbeater

15Patents
4h-index
31Co-inventors
60Inventor score

Filing activity: Mar 7, 1991 → Mar 9, 2015

Most-cited inventions

PatentTitleAreaCited byStatus
US5962864A Gated resonant tunneling device and fabricating method thereof Electricity 54 Expired
US6657222B1 Photon source Performing Operations; Transporting 37 Expired
US5169485A Method for the preparation of epitaxial ferromagnetic manganese aluminum magnetic memory element Electricity 28 Expired
US7531377B2 Optical device Electricity 5 Expired
US7989255B2 Optical device Electricity 4 Active
US6031245A Semiconductor device Performing Operations; Transporting 3 Expired
US7531831B2 Electroluminescent device comprising a cross-linked hole transporting and electron blocking material Electricity 1 Expired
US8415029B2 Conjugated polymers prepared from rigid amines Emerging Cross-Sectional Technologies 0 Expired
US8502199B2 Blue-shifted triarylamine polymer Chemistry; Metallurgy 0 Active
US8216874B2 Electroluminescent device Electricity 0 Active
US8974917B2 Optical device comprising a charge transport layer of insoluble organic material and method for the production thereof Emerging Cross-Sectional Technologies 0 Active
US9159929B2 Rigid amines Emerging Cross-Sectional Technologies 0 Active
US7696303B2 Polymers their preparation and uses Emerging Cross-Sectional Technologies 0 Expired
US9660212B2 Optical device comprising a charge transport layer of insoluble organic material and method for the production thereof Emerging Cross-Sectional Technologies 0 Active
US9574049B2 Polymers, their preparation and uses Electricity 0 Expired

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