Inventor · Durham, NC, US

David Frederick Champion

34Patents
21h-index
44Co-inventors
81Inventor score

Filing activity: Aug 12, 1996 → Sep 12, 2012

Most-cited inventions

PatentTitleAreaCited byStatus
US5818451A Computer programmed soft keyboard system, method and apparatus having user input displacement Physics 217 Expired
US8352881B2 Method, apparatus and program storage device for providing customizable, immediate and radiating menus for accessing applications and actions Physics 202 Active
US5923861A Mobile client computer programmed to display drop down scrolling indicator Electricity 139 Expired
US6327139A Electrical equipment rack having cable management arms with flexible linkage Emerging Cross-Sectional Technologies 109 Expired
US5805157A Mobile client computer with hexagonal keyboard Emerging Cross-Sectional Technologies 76 Expired
US7382632B2 Computer acoustic baffle and cable management system Physics 67 Expired
US5864340A Mobile client computer programmed to predict input Physics 53 Expired
US6805248B2 Electrical equipment rack and cable management arm assembly Electricity 43 Expired
US5784060A Mobile client computer programmed to display lists and hexagonal keyboard Physics 38 Expired
US7639486B2 Rack system providing flexible configuration of computer systems with front access Physics 38 Active
US6075537A Ease of use interface to hotspots in hypertext document pages in network display stations Physics 36 Expired
US7043700B1 Mobile client computer programmed to predict input Physics 34 Expired
US5880724A Mobile client computer programmed for importation of data into title display Physics 30 Expired
US6008810A Mobile client computer programmed for system message display Physics 29 Expired
US7295882B2 Method and apparatus for audible error code detection and identification Physics 25 Expired
US6073136A Mobile computer with minimized function display and maximized content display Emerging Cross-Sectional Technologies 25 Expired
US6561993B2 Device driver system for minimizing adverse tremor effects during use of pointing devices Human Necessities 23 Expired
USD513751S1 Disk drive bezel tray General 23 Expired
US7562310B2 Slider control movable in a two-dimensional region for simultaneously adjusting values of multiple variables Physics 22 Active
US7949938B2 Comparing and merging multiple documents Physics 21 Active
US6867701B2 Computer-server rack enclosure fault light diagnostic system Electricity 21 Expired
US8584091B2 Management of graphical information notes Physics 20 Active
US5805158A Copying predicted input between computer systems Emerging Cross-Sectional Technologies 19 Expired
US8316310B2 System and method for human identification proof for use in virtual environments Physics 19 Active
US7265968B2 Apparatus, system, and method for toolless installation and removal of an expansion card Electricity 17 Expired

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