Inventor · Chapel Hill, NC, US

John D. Summers

28Patents
8h-index
34Co-inventors
75Inventor score

Filing activity: Sep 12, 1989 → Apr 1, 2019

Most-cited inventions

PatentTitleAreaCited byStatus
US6156451A Process for making composite ion exchange membranes Emerging Cross-Sectional Technologies 38 Expired
US4988371A Novel alicyclic polyimide gas separation membranes Chemistry; Metallurgy 27 Expired
US5202412A Polyimide copolymer precursors Chemistry; Metallurgy 21 Expired
US6908685B2 Polyimide film, method of manufacture, and metal interconnect board with polyimide film substrate Emerging Cross-Sectional Technologies 14 Expired
US5534201A NLO dye compositions and use thereof in producing NLO elements Physics 12 Expired
US5034026A Polybenzazole polymers containing indan moieties Performing Operations; Transporting 12 Expired
US7745516B2 Composition of polyimide and sterically-hindered hydrophobic epoxy Emerging Cross-Sectional Technologies 9 Active
US6476182B1 Melt-processible, thermoplastic random copolyimides having recoverable crystallinity and associated processes Chemistry; Metallurgy 9 Expired
US6476177B2 Melt-processible, thermoplastic random copolyimides having recoverable crystallinity and associated processes Chemistry; Metallurgy 7 Expired
US5426071A Polyimide copolymer film for lift-off metallization Chemistry; Metallurgy 7 Expired
US5026823A Novel alicyclic polyimides and a process for making the same Chemistry; Metallurgy 6 Expired
US7348373B2 Polyimide compositions having resistance to water sorption, and methods relating thereto Electricity 5 Expired
US6956098B2 High modulus polyimide compositions useful as dielectric substrates for electronics applications, and methods relating thereto Emerging Cross-Sectional Technologies 5 Expired
US5393864A Wet-etchable random polyimide copolymer for multichip module applications Electricity 4 Expired
US7604754B2 Resistor compositions for electronic circuitry applications Electricity 4 Active
US9255208B2 Ink jettable silver/silver chloride compositions Chemistry; Metallurgy 3 Active
US8233261B2 Composite organic encapsulants Electricity 2 Active
US6469126B1 Melt-processible, thermoplastic random copolyimides having recoverable crystallinity and associated processes Chemistry; Metallurgy 2 Expired
US9190188B2 Photonic sintering of polymer thick film copper conductor compositions Electricity 2 Active
US8270145B2 Screen-printable encapsulants based on soluble polybenzoxazoles Emerging Cross-Sectional Technologies 1 Active
US5178649A Poly(arylene ether ketimine) gas separation membranes Chemistry; Metallurgy 1 Expired
US5622654A NLO dye compositions and use thereof in producing NLO elements Physics 1 Expired
US8357753B2 Screen-printable encapsulants based on polyhydroxyamides that thermally convert to polybenzoxazoles Electricity 0 Active
US10403770B2 Conductive paste composition and semiconductor devices made therewith Emerging Cross-Sectional Technologies 0 Active
US12091507B2 Polymers for use in electronic devices Chemistry; Metallurgy 0 Active

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