Perry A. Macdonald

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Culver City, CA, US

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Patents Grantslast 30 patents

Information Patent Grant
Microwave/millimeter wave circuit structure with discrete flip-chip...
- Patent number 5,757,074
- Issue date May 26, 1998
- Hughes Electronics Corporation
- Mehran Matloubian
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Modulator-coupled transmission structure and method
- Patent number 5,633,613
- Issue date May 27, 1997
- Hughes Electronics
- Perry A. MacDonald
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Microwave/millimeter wave circuit structure with discrete flip-chip...
- Patent number 5,629,241
- Issue date May 13, 1997
- Hughes Aircraft Company
- Mehran Matloubian
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Frequency-selective antenna with different signal polarizations
- Patent number 5,608,413
- Issue date Mar 4, 1997
- Hughes Aircraft Company
- Perry A. Macdonald
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Microwave shielding structures comprising parallel-plate waveguide
- Patent number 5,581,217
- Issue date Dec 3, 1996
- Hughes Aircraft Company
- Perry A. Macdonald
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Monolithic microwave integrated circuit and method
- Patent number 5,528,209
- Issue date Jun 18, 1996
- Hughes Aircraft Company
- Perry A. Macdonald
- H01 - BASIC ELECTRIC ELEMENTS