Inventor · Wexford, PA, US

Cheng-Hung Hung

40Patents
10h-index
37Co-inventors
75Inventor score

Filing activity: Nov 6, 1986 → Dec 27, 2021

Most-cited inventions

PatentTitleAreaCited byStatus
US5527423A Chemical mechanical polishing slurry for metal layers Electricity 538 Expired
US8486364B2 Production of graphenic carbon particles utilizing methane precursor material Chemistry; Metallurgy 61 Active
US4764961A Cassette type stereo speaker system Electricity 59 Expired
US7776303B2 Production of ultrafine metal carbide particles utilizing polymeric feed materials Chemistry; Metallurgy 50 Active
US8486363B2 Production of graphenic carbon particles utilizing hydrocarbon precursor materials Chemistry; Metallurgy 43 Active
US7635458B1 Production of ultrafine boron carbide particles utilizing liquid feed materials Chemistry; Metallurgy 27 Active
US6887566B1 Ceria composition and process for preparing same Emerging Cross-Sectional Technologies 26 Expired
US8796361B2 Adhesive compositions containing graphenic carbon particles Chemistry; Metallurgy 17 Active
US9221688B2 Production of graphenic carbon particles utilizing hydrocarbon precursor materials Chemistry; Metallurgy 16 Active
US5268337A Ceramic oxide powders and the formation thereof Chemistry; Metallurgy 12 Expired
US6667012B1 Catalytic converter Emerging Cross-Sectional Technologies 9 Expired
US9562175B2 Adhesive compositions containing graphenic carbon particles Chemistry; Metallurgy 8 Active
US7758838B2 Method and apparatus for the production of ultrafine particles and related coating compositions Emerging Cross-Sectional Technologies 8 Active
US10763490B2 Methods of coating an electrically conductive substrate and related electrodepositable compositions including graphenic carbon particles Emerging Cross-Sectional Technologies 8 Active
US9761903B2 Lithium ion battery electrodes including graphenic carbon particles Emerging Cross-Sectional Technologies 8 Active
US8070232B2 Scooter with dual chair backs Emerging Cross-Sectional Technologies 6 Active
US7438880B2 Production of high purity ultrafine metal carbide particles Chemistry; Metallurgy 5 Active
US9574094B2 Graphenic carbon particle dispersions and methods of making same Chemistry; Metallurgy 5 Active
US8283042B2 Coating compositions exhibiting corrosion resistance properties, related coated substrates, and methods Emerging Cross-Sectional Technologies 4 Active
US8541486B2 Coating compositions exhibiting corrosion resistance properties, related coated substrates, and methods Emerging Cross-Sectional Technologies 3 Active
US10294375B2 Electrically conductive coatings containing graphenic carbon particles Chemistry; Metallurgy 2 Active
US7713349B2 Coatings including pigments comprising substrate particles with ultrafine metal oxide particles deposited thereon Emerging Cross-Sectional Technologies 2 Active
US7695705B2 Method and apparatus for the production of ultrafine silica particles from solid silica powder and related coating compositions Chemistry; Metallurgy 1 Active
US9832818B2 Resistive heating coatings containing graphenic carbon particles Electricity 1 Active
US9988551B2 Black pigments comprising graphenic carbon particles Chemistry; Metallurgy 0 Active

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