Inventor · Paoli, PA, US

Herbert Chao

54Patents
14h-index
56Co-inventors
87Inventor score

Filing activity: Apr 18, 1983 → Dec 18, 2019

Most-cited inventions

PatentTitleAreaCited byStatus
US6306963A Thermosetting resins and laminates Electricity 43 Expired
US5213886A Curable dielectric polyphenylene ether-polyepoxide compositions Emerging Cross-Sectional Technologies 41 Expired
US6384176B1 Composition and process for the manufacture of functionalized polyphenylene ether resins Chemistry; Metallurgy 41 Expired
US6521703B2 Curable resin composition, method for the preparation thereof, and articles derived thereform Chemistry; Metallurgy 37 Expired
US6287080A Elastomeric formulation used in the construction of lightweight aircraft engine fan blades Emerging Cross-Sectional Technologies 32 Expired
US6831136B2 Amino-terminated polybutadienes Chemistry; Metallurgy 30 Expired
US6469124B2 Functionalized polyphenylene ether resins and curable compositions comprising them Chemistry; Metallurgy 27 Expired
US6454536B1 Adhesion enhancers to promote bonds of improved strength between elastomers metals in lightweight aircraft fan blades Emerging Cross-Sectional Technologies 21 Expired
US4550140A Circuit board substrates prepared from poly(aryl ethers)s Emerging Cross-Sectional Technologies 20 Expired
US7329708B2 Functionalized poly(arylene ether) composition and method Chemistry; Metallurgy 20 Expired
US6627708B2 Compositions comprising functionalized polyphenylene ether resins Chemistry; Metallurgy 19 Expired
US5141791A Curable polyphenylene ether-polyepoxide compositions from melt processed polyphenylene ethers, and laminates prepared therefrom Emerging Cross-Sectional Technologies 17 Expired
US5001010A Curable polyphenylene ether-polyepoxide compositions from melt processed polyphenylene ethers, and laminates prepared therefrom Emerging Cross-Sectional Technologies 17 Expired
US5229169A Adhesion of electroless coatings to resinous articles by treatment with permanganate Electricity 16 Expired
US5162450A Curable dielectric polyphenylene ether-polyepoxide compositions Electricity 13 Expired
US4473684A Poly (aryl ether)s Chemistry; Metallurgy 10 Expired
US4625000A Process for preparing sulfonated poly(aryl ether) resins Chemistry; Metallurgy 10 Expired
US4678839A Mixtures including polyphenylene ethers and lactams and resinous compositions prepared therefrom Chemistry; Metallurgy 9 Expired
US4808674A Aryl ester-grafted polyphenylene ethers and phenylene ether-amide graft copolymers prepared therefrom Emerging Cross-Sectional Technologies 9 Expired
US6303224A Method for attaching a fluoride-based polymer layer to a polyphenylene ether or polystyrene layer, and related articles Emerging Cross-Sectional Technologies 8 Expired
US5286530A Method for providing adherent metal coatings on cyanate ester polymer surfaces Electricity 7 Expired
US6747097B2 Hydroxyl-terminated polybutadienes and curing formulations Chemistry; Metallurgy 6 Expired
US5316867A Method for adhering metal coatings to thermoplastic addition polymers Emerging Cross-Sectional Technologies 6 Expired
US5397599A Preparation of electroless nickel coating having improved properties Electricity 6 Expired
US5756196A Composition and method for enhancing the surface adhesion of polyurethane foam to surfaces of thermoplastic blends Emerging Cross-Sectional Technologies 5 Expired

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