Assignee
KEEN PERSONAL TECHNOLOGIES INC
US·5 granted patents·824 citations·filing 2000–2001
Top patents by PatentIndex Score
5 records- 0197US7133600B1Video recording system utilizing storage redundancy to transfer non-time-critical, error-intolerant data segments while transferring time-critical, error-tolerant streaming data segments at a required data transfer rateKEEN PERSONAL TECHNOLOGIES INC·Filed 2000·Granted Nov 7, 2006·140 cites·16 claims
- 0296US6853731B1Digital video recorder employing a unique ID to interlock with encrypted video programs stored on a storage deviceKEEN PERSONAL TECHNOLOGIES INC·Filed 2000·Granted Feb 8, 2005·192 cites·8 claims
- 0396US6851063B1Digital video recorder employing a file system encrypted using a pseudo-random sequence generated from a unique IDKEEN PERSONAL TECHNOLOGIES INC·Filed 2000·Granted Feb 1, 2005·177 cites·38 claims
- 0495US7171110B1System and a method for storing audio/video programs on a hard disk drive for presentation to a viewerKEEN PERSONAL TECHNOLOGIES INC·Filed 2001·Granted Jan 30, 2007·163 cites·6 claims
- 0594US6851055B1Digital video recorder for encrypting/decrypting video programs in segments to facilitate trick play featuresKEEN PERSONAL TECHNOLOGIES INC·Filed 2000·Granted Feb 1, 2005·152 cites·14 claims
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