Richard Vitkus

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Richmond, VA, US

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Patents Grantslast 30 patents

Information Patent Grant
Digital content distribution system and method
- Patent number 7,698,570
- Issue date Apr 13, 2010
- Dolby Laboratories Licensing Corporation
- Robert Wilhelm Schumann
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Grant
Digital content distribution system and method
- Patent number 7,162,642
- Issue date Jan 9, 2007
- Digital Video Express, L.P.
- Robert Wilhelm Schumann
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Grant
System and method for implementing open and closed file systems on...
- Patent number 6,538,969
- Issue date Mar 25, 2003
- Richard A. Vitkus
- G06 - COMPUTING CALCULATING COUNTING

Patents Applicationslast 30 patents

Information Patent Application
Digital Content Distribution System and Method
- Publication number 20070286421
- Publication date Dec 13, 2007
- Robert Wilhelm Schumann
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Application
Content packet distribution system
- Publication number 20020067914
- Publication date Jun 6, 2002
- Robert Wilhelm Schumann
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Application
Digital content distribution system and method
- Publication number 20020021805
- Publication date Feb 21, 2002
- Robert Wilhelm Schumann
- G06 - COMPUTING CALCULATING COUNTING