Inventor · Tulsa, OK, US

David Howard

29Patents
9h-index
13Co-inventors
72Inventor score

Filing activity: Mar 4, 1992 → May 15, 2023

Most-cited inventions

PatentTitleAreaCited byStatus
US6029143A Wireless communication product fulfillment system Physics 52 Expired
US5869164A Pressure-compensating compositions and pads made therefrom Emerging Cross-Sectional Technologies 43 Expired
US6393408B1 Wireless communication product fulfillment system Physics 39 Expired
US6455623B1 Freeze-resistant fluid compositions Chemistry; Metallurgy 25 Expired
US8646383B1 Spiral oven apparatus and method of cooking Human Necessities 17 Active
US6780448B1 Pasteurization of food products Electricity 17 Expired
US5195321A Liquid piston heat engine Mechanical Engineering; Lighting; Heating 17 Expired
US9220276B2 Airflow pattern for spiral ovens Mechanical Engineering; Lighting; Heating 11 Active
US6867392B1 Infrared element and oven Electricity 10 Expired
US7069840B1 Apparatus and process for pressing and cooking food product logs Emerging Cross-Sectional Technologies 8 Expired
US9107422B2 Airflow pattern for spiral ovens Human Necessities 8 Active
US6675589B1 Freeze-crusting process Mechanical Engineering; Lighting; Heating 8 Expired
US7285299B1 Surface pasteurization of cooked food products Human Necessities 7 Expired
US6622513B1 Freeze-crusting process and apparatus Mechanical Engineering; Lighting; Heating 6 Expired
US9504258B1 Airflow pattern for spiral ovens Human Necessities 4 Active
US8728555B1 Apparatus and method for searing, branding, and cooking Human Necessities 3 Active
US9791201B1 Spiral chiller apparatus and method of chilling Mechanical Engineering; Lighting; Heating 2 Active
US9510610B2 Process for producing precooked bacon slices Mechanical Engineering; Lighting; Heating 2 Active
US9345252B1 Method, continuous apparatus, and burner for producing a surface-roasted product Mechanical Engineering; Lighting; Heating 1 Active
US10334983B1 Spiral oven apparatus and method of cooking Human Necessities 0 Active
US10286236B2 Continuous grease fire suppression system Mechanical Engineering; Lighting; Heating 0 Active
US8875621B2 Method, continuous apparatus, and burner for producing a surface-roasted product Mechanical Engineering; Lighting; Heating 0 Active
USD1081740S1 Static mixer General 0 Active
US12148523B2 Electronic interface for healthcare resource scheduling Physics 0 Active
US9215892B2 Pasteurization system for root vegetables Human Necessities 0 Active

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