Inventor · San Francisco, CA, US

Daniel Feldman

5Patents
2h-index
5Co-inventors
44Inventor score

Filing activity: Apr 7, 1999 → Apr 22, 2019

Most-cited inventions

PatentTitleAreaCited byStatus
US6873965B2 On-line method and apparatus for collecting demographic information about a user of a world-wide-web site and dynamically selecting questions to present to the user Physics 28 Expired
US6594638B1 On-line method and apparatus for collecting demographic information about a user of a world-wide-web site and dynamically selecting questions to present to the user Physics 11 Expired
US10268349B1 Sharing groups for capturing digital media General 0 Revoked
US10416850B1 Sharing groups for capturing digital media Electricity 0 Active
US10860184B2 Sharing groups for capturing digital media Electricity 0 Active

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