David A. Nation

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Hanover, MD, US

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Patents Grantslast 30 patents

Information Patent Grant
System and method for browsing hierarchically based node-link struc...
- Patent number 7,392,488
- Issue date Jun 24, 2008
- Xerox Corporation
- Stuart K. Card
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Grant
System and method for browsing hierarchically based node-link struc...
- Patent number 6,944,830
- Issue date Sep 13, 2005
- Xerox Corporation
- Stuart K. Card
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Grant
System and method for browsing node-link structures based on an est...
- Patent number 6,646,652
- Issue date Nov 11, 2003
- Xerox Corporation
- Stuart K. Card
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Grant
Selective polygon map display method
- Patent number 5,475,802
- Issue date Dec 12, 1995
- United States of America as represented by the Secretary of the Navy
- Thomas F. Wescott
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Grant
Selective polygon map display method
- Patent number 5,341,463
- Issue date Aug 23, 1994
- The United States of America as represented by the Secretary of the Navy
- Thomas F. Wescott
- G06 - COMPUTING CALCULATING COUNTING

Patents Applicationslast 30 patents

Information Patent Application
System and method for browsing hierarchically based node-link struc...
- Publication number 20050273730
- Publication date Dec 8, 2005
- Stuart K. Card
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Application
System and method for browsing hierarchically based node-link struc...
- Publication number 20030085931
- Publication date May 8, 2003
- Xerox Corporation.
- Stuart K. Card
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Application
System and method for browsing node-link structures based on an est...
- Publication number 20020118214
- Publication date Aug 29, 2002
- Xerox Corporation.
- Stuart K. Card
- G06 - COMPUTING CALCULATING COUNTING