Andrew Alford

Person

Winchester, MA, US

People

Patents Grantslast 30 patents

Information Patent Grant
Stacked arrays for broadcasting elliptically polarized waves
- Patent number 4,223,315
- Issue date Sep 16, 1980
- Andrew Alford
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Means for reducing re-radiation from tall guyed towers located in a...
- Patent number 4,207,575
- Issue date Jun 10, 1980
- Andrew Alford
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Means for reducing re-radiation from tall guyed towers located in a...
- Patent number 4,207,576
- Issue date Jun 10, 1980
- Andrew Alford
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Antenna for cross polarized waves
- Patent number 4,203,118
- Issue date May 13, 1980
- Andrew Alford
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Monitor for localizer antenna arrays
- Patent number 4,107,688
- Issue date Aug 15, 1978
- Andrew Alford
- G01 - MEASURING TESTING
Information Patent Grant
Localizer antenna array for use with localizer transmitters operati...
- Patent number 4,101,892
- Issue date Jul 18, 1978
- Andrew Alford
- G01 - MEASURING TESTING
Information Patent Grant
Asymmetrically fed antenna arrays
- Patent number 4,087,824
- Issue date May 2, 1978
- Andrew Alford
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Monitor for two frequency localizer guidance system
- Patent number 4,068,236
- Issue date Jan 10, 1978
- Andrew Alford
- G01 - MEASURING TESTING
Information Patent Grant
Stacked arrays for broadcasting elliptically polarized waves
- Patent number 4,031,536
- Issue date Jun 21, 1977
- Andrew Alford
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Collinear dipole array with reflector
- Patent number 4,031,537
- Issue date Jun 21, 1977
- Andrew Alford
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Antenna system for Doppler VOR ground stations
- Patent number 3,972,044
- Issue date Jul 27, 1976
- Andrew Alford
- G01 - MEASURING TESTING

Andrew Alford

Person

Patents Grantslast 30 patents

Stacked arrays for broadcasting elliptically polarized waves

Means for reducing re-radiation from tall guyed towers located in a...

Means for reducing re-radiation from tall guyed towers located in a...

Antenna for cross polarized waves

Monitor for localizer antenna arrays

Localizer antenna array for use with localizer transmitters operati...

Asymmetrically fed antenna arrays

Monitor for two frequency localizer guidance system

Stacked arrays for broadcasting elliptically polarized waves

Collinear dipole array with reflector

Antenna system for Doppler VOR ground stations