Inventor · San Francisco, CA, US

David Johnson

4Patents
3h-index
26Co-inventors
54Inventor score

Filing activity: Aug 21, 1997 → Dec 24, 2020

Most-cited inventions

PatentTitleAreaCited byStatus
US7286894B1 Hand-held computer device and method for interactive data acquisition, analysis, annotation, and calibration Electricity 296 Expired
US5987470A Method of data mining including determining multidimensional coordinates of each item using a predetermined scalar similarity value for each item pair Emerging Cross-Sectional Technologies 47 Expired
US6389418B1 Patent data mining method and apparatus Emerging Cross-Sectional Technologies 46 Expired
US12265587B2 Systems and method for investigating relationships among entities Physics 0 Active

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