Inventor · Lower Burrell, PA, US

Dennis S. Postupack

15Patents
8h-index
17Co-inventors
69Inventor score

Filing activity: Nov 30, 1977 → May 12, 1998

Most-cited inventions

PatentTitleAreaCited byStatus
US4138284A Method of forming graded shade band on substrate Performing Operations; Transporting 40 Expired
US5352258A Production of glass fibers from scrap glass fibers Emerging Cross-Sectional Technologies 26 Expired
US4244997A Method of treating interlayer material and laminated windows comprising interlayer material so treated Emerging Cross-Sectional Technologies 16 Expired
US4254735A Apparatus for supporting flexible sheet while applying graded shade band thereon Performing Operations; Transporting 15 Expired
US4845310A Electroformed patterns for curved shapes Physics 14 Expired
US4302263A Method of treating interlayer material Emerging Cross-Sectional Technologies 12 Expired
US4383016A Method for repairing glass photomasks Electricity 11 Expired
US4208446A Method for forming graded shade band on substrate Performing Operations; Transporting 8 Expired
US4762595A Electroforming elements Chemistry; Metallurgy 6 Expired
US6044666A Insulating flow and bushing blocks, bushing assemblies, fiber forming apparatus and method for forming fibers Chemistry; Metallurgy 6 Expired
US4259371A Method for improving the alkali durability of metal oxide films formed by pyrolysis Chemistry; Metallurgy 5 Expired
US4254734A Apparatus for forming graded shade band on substrate Performing Operations; Transporting 2 Expired
US4139652A Solvent system for electrostatic shade band deposition process Textiles; Paper 1 Expired
US4421836A Method for repairing silver image glass photomasks with Ni Electricity 0 Expired
US4276325A Method for supporting flexible sheet while applying graded shade band thereon Performing Operations; Transporting 0 Expired

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