Inventor · Winchester, GB

David F. Evans

8Patents
3h-index
9Co-inventors
50Inventor score

Filing activity: Oct 21, 1975 → Oct 19, 2023

Most-cited inventions

PatentTitleAreaCited byStatus
US4130069A Vertically-adjustable two-post drafting table Human Necessities 35 Expired
US4668951A Inductive loop vehicle detector Physics 16 Expired
US4108086A Drafting board and support structure therefor Human Necessities 13 Expired
US8683543B2 Virtual set-top box that executes service provider middleware Electricity 2 Active
US7762608B2 Vehicle with a trunk Performing Operations; Transporting 2 Active
US10616646B2 Virtual set-top box that executes service provider middleware Electricity 1 Active
US11831952B2 Virtual set-top box Electricity 0 Active
US12273592B2 Virtual set-top box Electricity 0 Active

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