Inventor · Naperville, IL, US

David Briggs

20Patents
5h-index
8Co-inventors
62Inventor score

Filing activity: Apr 30, 1996 → Dec 22, 2022

Most-cited inventions

PatentTitleAreaCited byStatus
US6348669B1 RF/microwave energized plasma light source Electricity 19 Expired
US5713139A Quiet operating industrial dryer Mechanical Engineering; Lighting; Heating 15 Expired
US6693382B2 Control system for microwave powered ultraviolet light sources Electricity 12 Expired
US5819437A Quiet operating industrial dryer with a combustion burner grate Mechanical Engineering; Lighting; Heating 9 Expired
US6143170A Oil recovery system Emerging Cross-Sectional Technologies 8 Expired
US6507030B1 Sterlization apparatus Human Necessities 5 Expired
US6856093B2 Elongate ultraviolet light source Electricity 5 Expired
US6383394B1 Recycling process and apparatus Performing Operations; Transporting 5 Expired
USD444970S Prism-shaped element for seating furniture General 3 Expired
USD468138S1 Adjustable furniture support General 3 Expired
USD468563S1 Adjustable furniture support General 3 Expired
US7566890B2 UV light source Chemistry; Metallurgy 3 Expired
US11679424B1 Disposal of biomass waste Emerging Cross-Sectional Technologies 2 Active
US7759619B2 Sterilisation of duct flows Emerging Cross-Sectional Technologies 1 Expired
US10214967B2 Composite polycrystalline diamond body Performing Operations; Transporting 1 Active
US7863590B2 UV irradiator Chemistry; Metallurgy 1 Active
US8026497B2 Methods and apparatus for generating ultraviolet light Electricity 0 Active
USD665585S1 Folding garment hanger General 0 Active
USD468136S1 Support structure for a table with two legs which are braced against the ground by counterposed feet General 0 Expired
US9651233B2 Mode of actuation for flashlight switches Mechanical Engineering; Lighting; Heating 0 Active

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