Inventor · Cedar Falls, IA, US

David W. King

16Patents
8h-index
18Co-inventors
69Inventor score

Filing activity: Jul 10, 1974 → Oct 28, 2020

Most-cited inventions

PatentTitleAreaCited byStatus
US3964556A Downhole signaling system Fixed Constructions 126 Expired
US4850458A Bidirectional rotary brake Mechanical Engineering; Lighting; Heating 29 Expired
US4116274A Wireline latching apparatus and method of use Fixed Constructions 28 Expired
US4124070A Wireline shifting tool apparatus and methods Fixed Constructions 26 Expired
US6695264B2 Power lever tactile cueing system Emerging Cross-Sectional Technologies 23 Expired
US4108243A Apparatus for testing earth formations Fixed Constructions 20 Expired
US6644588B2 Multi-mode tiltrotor nacelle control system with integrated envelope protection Physics 19 Expired
US4094359A Apparatus and methods for testing earth formations Fixed Constructions 17 Expired
US4825969A Wide track vehicle Emerging Cross-Sectional Technologies 8 Expired
US6772103B1 Method for selecting a parts kit detail Physics 7 Expired
US4304170A Locking assembly for a rocket and launch tube Mechanical Engineering; Lighting; Heating 4 Expired
US4019500A Sponge retaining cup for medical electrode Human Necessities 4 Expired
US10473206B2 Transmission vent Mechanical Engineering; Lighting; Heating 1 Active
US11589492B2 Stabilizer for a rear hitch Human Necessities 0 Active
US9861911B2 Thickener dilution tube Performing Operations; Transporting 0 Active
US11613177B2 Drop-box transmission in a reduced space Mechanical Engineering; Lighting; Heating 0 Active

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