David Hayes

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Winchester, GB

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Patents Grantslast 30 patents

Information Patent Grant
Three terminal solid state plasma monolithic microwave integrated c...
- Patent number 10,283,465
- Issue date May 7, 2019
- Plasma Antennas Limited
- Richard Brooke Keeton
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Displaced feed parallel plate antenna
- Patent number 8,284,102
- Issue date Oct 9, 2012
- Plasma Antennas Limited
- David Hayes
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Selectable beam antenna
- Patent number 8,159,394
- Issue date Apr 17, 2012
- Plasma Antennas Limited
- David Hayes
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Electromagnetic switch element
- Patent number 7,271,683
- Issue date Sep 18, 2007
- Plasma Antennas Limited
- David Hayes
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Apparatus for providing a controllable signal delay along a transmi...
- Patent number 6,879,289
- Issue date Apr 12, 2005
- Plasma Antennas, Ltd.
- David Hayes
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Antenna
- Patent number 6,825,814
- Issue date Nov 30, 2004
- Plasma Antennas Limited
- David Hayes
- H01 - BASIC ELECTRIC ELEMENTS

Patents Applicationslast 30 patents

Information Patent Application
Three Terminal Solid State Plasma Monolithic Microwave Integrated C...
- Publication number 20190019768
- Publication date Jan 17, 2019
- Plasma Antennas Ltd
- Richard Brooke Keeton
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Application
Selectable beam antenna
- Publication number 20100079347
- Publication date Apr 1, 2010
- David Hayes
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Application
DISPLACED FEED PARALLEL PLATE ANTENNA
- Publication number 20100060521
- Publication date Mar 11, 2010
- David Hayes
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Application
Electromagnetic switch element
- Publication number 20050270126
- Publication date Dec 8, 2005
- David Hayes
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Application
Apparatus for providing a controllable signal delay along a transmi...
- Publication number 20040130491
- Publication date Jul 8, 2004
- David Hayes
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Application
Antenna
- Publication number 20040041741
- Publication date Mar 4, 2004
- David Hayes
- H01 - BASIC ELECTRIC ELEMENTS