Daniel S. Purdy

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Falls Church, VA, US

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Patents Grantslast 30 patents

Information Patent Grant
Apparatus for and method of forming multiple simultaneous electroni...
- Patent number 6,778,138
- Issue date Aug 17, 2004
- The United States of America as represented by the Secretary of the Navy
- Daniel S. Purdy
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
System and method for efficiently characterizing the elements in an...
- Patent number 6,507,315
- Issue date Jan 14, 2003
- Lockheed Martin Corporation
- Daniel S. Purdy
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Calibration and integrated beam control/conditioning system for pha...
- Patent number 6,163,296
- Issue date Dec 19, 2000
- Lockheed Martin Corp.
- Erik Lier
- G01 - MEASURING TESTING
Information Patent Grant
Near-field calibration system for phase-array antennas
- Patent number 6,084,545
- Issue date Jul 4, 2000
- Lockheed Martin Corporation
- Erik Lier
- H01 - BASIC ELECTRIC ELEMENTS

Patents Applicationslast 30 patents

Information Patent Application
Apparatus for and method of forming multiple simultaneous electroni...
- Publication number 20030095068
- Publication date May 22, 2003
- Daniel S. Purdy
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Application
SYSTEM AND METHOD FOR EFFICIENTLY CHARACTERIZING THE ELEMENTS IN AN...
- Publication number 20020171583
- Publication date Nov 21, 2002
- Lockheed Martin Corporation
- Daniel S. Purdy
- H01 - BASIC ELECTRIC ELEMENTS