Patents Microsoft may be infringing...

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Patent Region Patent NR Title
US 5,132,992 Audio and video transmission and receiving system
US 5,159,546 Device and method for controlling selection in a user interface employing a display
US 5,164,839 Method for handling audio/video source information
US 5,191,414 Interfield predictive encoder and decoder for reproducing a signal subjected to predictive encoding by encoder into an image signal
US 5,206,951 Integration of data between typed objects by mutual, direct invocation between object managers corresponding to object types
US 5,226,161 ntegration of data between typed data structures by mutual direct invocation between data managers corresponding to data types
US 5,262,875 Audio/video file server including decompression/playback means
US 5,387,938 Adaptive interframe/intraframe block coding method and apparatus
US 5,421,012 Multitasking computer system for integrating the operation of different application programs which manipulate data objects of different types
US 5,440,334 Broadcast video burst transmission cyclic distribution apparatus and method
US 5,513,309 Graphic editor user interface for a pointer-based computer system
US 5,523,950 Method and apparatus for providing shortest elapsed time route information to users
US 5,530,758 Operational methods for a secure node in a computer network
US 5,581,670 User interface having movable sheet with click-through tools
US 5,585,866 Electronic television program guide schedule system and method including virtual channels
US 5,597,307 Method for starting up a process automatically on insertion of a storage media into a host
US 5,598,215 Moving image encoder and decoder using contour extraction
US 5,600,779 Method and apparatus for providing visual cues in a graphic user interface
US 5,627,978 Graphical user interface for multimedia call set-up and call handling in a virtual conference on a desktop computer conferencing system
US 5,644,334 Status indicators of an improved graphical user interface

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