DJ

David M. James

AR Arbitron: 5 patents #9 of 49Top 20%
Overall (All Time): #1,053,805 of 4,157,543Top 30%
5
Patents All Time

Issued Patents All Time

Patent #TitleCo-InventorsDate
5621454 Method and system for recognition of broadcast segments Michael D. Ellis, Stephen M. Dunn, Michael W. Fellinger, Fancy B. Younglove, David L. Clifton +1 more 1997-04-15
5612729 Method and system for producing a signature characterizing an audio broadcast signal Michael D. Ellis, Stephen M. Dunn, Michael W. Fellinger, Fancy B. Younglove, David L. Clifton +1 more 1997-03-18
5572246 Method and apparatus for producing a signature characterizing an interval of a video signal while compensating for picture edge shift Michael D. Ellis, Stephen M. Dunn, Michael W. Fellinger, Fancy B. Younglove, David L. Clifton +1 more 1996-11-05
5504518 Method and system for recognition of broadcast segments Michael D. Ellis, Stephen M. Dunn, Michael W. Fellinger, Fancy B. Younglove, David L. Clifton +1 more 1996-04-02
5436653 Method and system for recognition of broadcast segments Michael D. Ellis, Stephen M. Dunn, Michael W. Fellinger, Fancy B. Younglove, David L. Clifton +1 more 1995-07-25