Individual holder
SPENCE RICHARD C
US·1 granted patent·1 pending application·3 citations·filing 2008–2008
Individually held — no corporate assignee on record.
Top patents by PatentIndex Score
2 records- 0152US8713026B2Method for playing digital media files with a digital media player using a plurality of playlistsSPENCE RICHARD C·Filed 2008·Granted Apr 29, 2014·3 cites·40 claims
- 0238US2009313432A1Memory device storing a plurality of digital media files and playlistsSPENCE RICHARD C·Filed 2008·Application pending·0 cites
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