KEEN PERSONAL TECHNOLOGIES, INC.
Patent Owner
Stats
- 16 US PATENTS IN FORCE
- 0 US APPLICATIONS PENDING
- Jan 03, 2012 most recent publication
Details
- 16 Issued Patents
- 0 Issued in last 3 years
- 0 Published in last 3 years
- 2,619 Total Citation Count
- Apr 28, 2000 Earliest Filing
- 1 Expired/Abandoned/Withdrawn Patents
Patent Activity in the Last 10 Years
Technologies
Intl Class
Technology
Matters
Rank in Class
Top Patents (by citation)
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Recent Publications
- No Recent Publications to Display
Recent Patents
Patent #
Title
Filing Date
Issue Date
Intl Class
8091112 System and a method for transmitting and receiving a program with improved efficiencyFeb 28, 01Jan 03, 12[H04N]
7657149 Method and apparatus for storing a stream of video data on a storage mediumDec 22, 00Feb 02, 10[H04N]
7526184 Video recording system utilizing external video storage to record streaming video data via an isochronous interfaceApr 28, 00Apr 28, 09[H04N]
7171110 System and a method for storing audio/video programs on a hard disk drive for presentation to a viewerNov 30, 01Jan 30, 07[H04N]
7146094 Set-top box that provides video data stream to a display device based on selection between recorded video signal received from the digital video recorder and a real-time video signalMar 30, 01Dec 05, 06[H04N]
7133600 Video 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 rateAug 31, 00Nov 07, 06[H04N]
6940873 Data stream control system for associating counter values with stored selected data packets from an incoming data transport stream to preserve interpacket time interval informationDec 27, 00Sep 06, 05[0000]
6853731 Digital video recorder employing a unique ID to interlock with encrypted video programs stored on a storage deviceSep 30, 00Feb 08, 05[H04N]
6851055 Digital video recorder for encrypting/decrypting video programs in segments to facilitate trick play featuresSep 30, 00Feb 01, 05[H04L]
6851063 Digital video recorder employing a file system encrypted using a pseudo-random sequence generated from a unique IDSep 30, 00Feb 01, 05[G06F]
Expired/Abandoned/Withdrawn Patents
Patent #
Title
Status
Filing Date
Issue/Pub Date
Intl Class
2003/0223,735 System and a method for receiving and storing a transport stream for deferred presentation of a program to a userAbandonedFeb 28, 01Dec 04, 03[H04N]
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