Inventor · Geneva, IL, US

David Wagner

23Patents
12h-index
25Co-inventors
81Inventor score

Filing activity: Mar 28, 1975 → Apr 15, 2024

Most-cited inventions

PatentTitleAreaCited byStatus
US4732519A Fastener assembly with axial play Emerging Cross-Sectional Technologies 86 Expired
US4975008A Fastener assembly with sealing grommet Mechanical Engineering; Lighting; Heating 70 Expired
US4238165A Fastener unit for clamping plastic workpieces Emerging Cross-Sectional Technologies 50 Expired
US4576534A Thread form for soft material Mechanical Engineering; Lighting; Heating 40 Expired
US4193434A Preassembled fastener unit for clamping plastic workpieces Mechanical Engineering; Lighting; Heating 36 Expired
US4292007A Fastener and washer assembly Mechanical Engineering; Lighting; Heating 28 Expired
US4125051A Tamperproof fastener Emerging Cross-Sectional Technologies 24 Expired
US4072081A Tension indicating washer unit Mechanical Engineering; Lighting; Heating 22 Expired
US5154559A Captivating a fastener to a workpiece Emerging Cross-Sectional Technologies 21 Expired
US5199152A Captivating a fastener to a workpiece Emerging Cross-Sectional Technologies 20 Expired
US3960048A Fastener assembly for creating accurate tension indicating fastener and method of calibrating the same Emerging Cross-Sectional Technologies 17 Expired
US4169630A Sheet metal nut Mechanical Engineering; Lighting; Heating 14 Expired
US4715316A Apparatus for plating and coating Chemistry; Metallurgy 7 Expired
US4600662A Ferrous article layered with ion vapor deposited non-oxidized aluminum Emerging Cross-Sectional Technologies 4 Expired
US3981170A Apparatus for assembling a screw and compressible washer Performing Operations; Transporting 3 Expired
US8920616B2 Paddle for electroplating for selectively depositing greater thickness Chemistry; Metallurgy 2 Active
US8603348B2 Method of reducing main pole corrosion during aluminum oxide etch Physics 2 Active
US4788078A Method for plating and coating articles Chemistry; Metallurgy 1 Expired
US9103012B2 Copper plating method Physics 0 Active
US12230494B2 Biased cathode assembly of an X-ray tube with improved thermal management and a method of manufacturing same Electricity 0 Active
US11515117B2 Biased cathode assembly of an X-ray tube with improved thermal management and a method of manufacturing same Electricity 0 Active
US9797047B2 Copper plating method Physics 0 Active
US11990309B2 Biased cathode assembly of an x-ray tube with improved thermal management and a method of manufacturing same Electricity 0 Active

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