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DIGITAL VIDEO EXPRESS LP

Overview
  • Total Patents
    37
About

DIGITAL VIDEO EXPRESS LP has a total of 37 patent applications. Its first patent ever was published in 1998. It filed its patents most often in United States, WIPO (World Intellectual Property Organization) and Australia. Its main competitors in its focus markets audio-visual technology, computer technology and digital networks are MACROVISION CORP, DIGITAL & DIGITAL INC and DIGITAL NETWORKS NORTH AMERICA.

Patent filings per year

Chart showing DIGITAL VIDEO EXPRESS LPs patent filings per year from 1900 to 2020

Top inventors

# Name Total Patents
#1 Iu Siu-Leong 15
#2 Mercier Guillaume 14
#3 Ehrhardt Jack 13
#4 Bergeron Michael 13
#5 Schumann Robert W 10
#6 Goldschlag David M 7
#7 Kravitz David W 7
#8 Kravitz David William 6
#9 Bugwadia Kobad 6
#10 Vitkus Richard 6

Latest patents

Publication Filing date Title
US7162642B2 Digital content distribution system and method
US6907127B1 Hierarchical key management encoding and decoding
US6957344B1 Manufacturing trusted devices
US6975728B1 Hierarchical key management
US6901514B1 Secure oblivious watermarking using key-dependent mapping functions
US6865747B1 High definition media storage structure and playback mechanism
US6658059B1 Motion field modeling and estimation using motion transform
US6628715B1 Method and apparatus for estimating optical flow
AU2959700A Content packet distribution system
AU6131899A Watermarking system and methodology for digital multimedia content
WO9963424A1 System and method for implementing open and closed file systems on a storage medium
US6829618B1 Disc layout and optimization process
US6738905B1 Conditional access via secure logging with simplified key management
TW432852B Information access control system and method
ZA9901362B Information access control system and method.
AU2766599A Information access control system and method
WO9943120A1 Information access control system and method
US6285774B1 System and methodology for tracing to a source of unauthorized copying of prerecorded proprietary material, such as movies
US6078328A Compressed video graphics system and methodology
US6240401B1 System and method for movie transaction processing