Inventor · Houston, TX, US

David Biddick

33Patents
6h-index
16Co-inventors
62Inventor score

Filing activity: Apr 23, 2008 → Dec 29, 2023

Most-cited inventions

PatentTitleAreaCited byStatus
US10428822B1 Between-bearing magnetic coupling Electricity 9 Active
US8002040B2 System and method for controlling flow in a wellbore Emerging Cross-Sectional Technologies 9 Active
US10253606B1 Artificial lift Fixed Constructions 8 Active
US8151889B2 System and method for controlling flow in a wellbore Fixed Constructions 7 Active
US10370947B1 Artificial lift Fixed Constructions 7 Active
US10145224B1 High speed motor drive Electricity 6 Active
US10612351B2 Isolating a downhole-type electric machine Mechanical Engineering; Lighting; Heating 5 Active
US9097081B2 Differential pressure actuator Fixed Constructions 5 Active
US9212536B2 Device having a hard seat support Fixed Constructions 3 Active
US10900285B2 Lubricating downhole-type rotating machines Mechanical Engineering; Lighting; Heating 3 Active
US7779919B2 Flapper valve retention method and system Fixed Constructions 2 Active
US10630139B2 Thrust load support for downhole-type system Electricity 2 Active
US10174762B1 Sealless downhole system with magnetically supported rotor Electricity 2 Active
US11859474B2 Lubricating downhole rotating machine Electricity 2 Active
US10352137B1 Removing liquid by subsurface compression system Fixed Constructions 1 Active
US10787873B2 Recirculation isolator for artificial lift and method of use Fixed Constructions 1 Active
US10167871B1 Sealless downhole system with magnetically supported rotor Electricity 1 Active
US10280721B1 Artificial lift Fixed Constructions 1 Active
US10890056B2 Downhole-type tool for artificial lift Fixed Constructions 1 Active
US10536053B2 High speed motor drive Electricity 1 Active
US11578535B2 Lubricating downhole-type rotating machines Mechanical Engineering; Lighting; Heating 1 Active
US10309200B2 Sealless downhole system with magnetically supported rotor Electricity 1 Active
US12291950B2 Downhole lubrication system Electricity 0 Active
US9010726B2 Reduced length actuation system Emerging Cross-Sectional Technologies 0 Active
US10914149B2 Artificial lift Mechanical Engineering; Lighting; Heating 0 Active

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