David Henry Ferreira

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Cedar Park, TX, US

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Patents Grantslast 30 patents

Information Patent Grant
Segmented variable-configuration radio antenna
- Patent number 9,912,064
- Issue date Mar 6, 2018
- David Henry Ferreira
- H01 - BASIC ELECTRIC ELEMENTS

Patents Applicationslast 30 patents

Information Patent Application
Segmented Variable-Configuration Radio Antenna
- Publication number 20170033456
- Publication date Feb 2, 2017
- David Henry Ferreira
- H01 - BASIC ELECTRIC ELEMENTS