David M. Tongel

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Worcester, MA, US

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Patents Grantslast 30 patents

Information Patent Grant
Distributed interactive multimedia service system
- Patent number 5,671,225
- Issue date Sep 23, 1997
- Digital Equipment Corporation
- Donald F. Hooper
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Remote display of an image by transmitting compressed video frames...
- Patent number 5,493,638
- Issue date Feb 20, 1996
- Digital Equipment Corporation
- Donald F. Hooper
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Remote display of an image by transmitting compressed video frames...
- Patent number 5,422,674
- Issue date Jun 6, 1995
- Digital Equipment Corporation
- Donald F. Hooper
- H04 - ELECTRIC COMMUNICATION TECHNIQUE