Inventor · Charlotte, NC, US

Edward J. Powers

24Patents
11h-index
35Co-inventors
75Inventor score

Filing activity: Dec 27, 1974 → Feb 27, 2004

Most-cited inventions

PatentTitleAreaCited byStatus
US5580459A Filtration structures of wet laid, bicomponent fiber Emerging Cross-Sectional Technologies 143 Expired
US7337079B2 Time-frequency domain reflectometry apparatus and method Physics 73 Expired
US4101525A Polyester yarn of high strength possessing an unusually stable internal structure Textiles; Paper 61 Expired
US4195052A Production of improved polyester filaments of high strength possessing an unusually stable internal structure Textiles; Paper 39 Expired
US5374087A Tapping sleeve Mechanical Engineering; Lighting; Heating 22 Expired
US6253431A Air opening jet apparatus Textiles; Paper 21 Expired
US6543106B1 Apparatus, method and system for air opening of textile tow and opened textile tow web produced thereby Textiles; Paper 19 Expired
US4927909A Fabrication of high performance polybenzimidazole films Chemistry; Metallurgy 19 Expired
US6360178B1 System and method for locating a disturbance in a power system based upon disturbance power and energy Physics 14 Expired
US4452929A Water reducible epoxy based coating compositions Chemistry; Metallurgy 11 Expired
US6019398A Tapping sleeve with a gland Mechanical Engineering; Lighting; Heating 11 Expired
US6227234A Tapping sleeve with a mechanical joint adaptor Emerging Cross-Sectional Technologies 10 Expired
US4438178A Adhesive activated polyester fibrous material Emerging Cross-Sectional Technologies 10 Expired
US4048139A Rendering polybenzimidazole solid materials more resistant to darkening upon exposure to light Chemistry; Metallurgy 9 Expired
US4933236A Polyester yarn and adhesively activated with a quaternary ammonium salt of a polyepoxide Emerging Cross-Sectional Technologies 7 Expired
US6360771B1 Tapping sleeve with a mechanical joint adaptor Emerging Cross-Sectional Technologies 7 Expired
US3942950A Process for the dyeing of polybenzimidazole fibers with anionic dyestuffs Emerging Cross-Sectional Technologies 6 Expired
US6996483B2 System and method for locating a disturbance in a power system based upon disturbance power and energy Physics 5 Expired
US5017681A High performance thermally stable polybenzimidazole film Chemistry; Metallurgy 5 Expired
US6224811A Thermal bonding of wet cellulose based fibers Textiles; Paper 4 Expired
US6772075B2 System and method for locating a disturbance in a power system based upon disturbance power and energy Physics 4 Expired
US7181817B2 Method and apparatus for making an absorbent composite Textiles; Paper 3 Expired
US4224294A Preparation of sodium orthophosphate mixtures Chemistry; Metallurgy 3 Expired
US4437919A Adhesive topcoated polyester material and process for incorporating same into rubber Emerging Cross-Sectional Technologies 0 Expired

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