Inventor · Doylestown, PA, US

Douglas J. Ryder

6Patents
4h-index
4Co-inventors
46Inventor score

Filing activity: Nov 14, 2001 → Oct 20, 2015

Most-cited inventions

PatentTitleAreaCited byStatus
US7440674B2 Alternative advertising in prerecorded media Electricity 90 Expired
US8290351B2 Alternative advertising in prerecorded media Electricity 59 Active
US8116616B2 Alternative advertising in prerecorded media Electricity 14 Active
US9165604B2 Alternative advertising in prerecorded media Electricity 4 Active
US8837920B2 Alternative advertising in prerecorded media Electricity 1 Active
US9479803B2 Alternative advertising in prerecorded media Electricity 0 Active

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