David W. Edwards

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Scottsdale, AZ, US

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Patents Grantslast 30 patents

Information Patent Grant
Hand-held communication device with vertically oriented antenna
- Patent number 6,810,275
- Issue date Oct 26, 2004
- Motorola, Inc.
- David W. Edwards
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Moveable antenna employing a hybrid RF and DC circuit
- Patent number 6,453,154
- Issue date Sep 17, 2002
- Motorola Inc.
- William Joe Haber
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Variable rate bi-directional slew control and method therefor
- Patent number 4,558,231
- Issue date Dec 10, 1985
- Motorola, Inc.
- David W. Edwards
- H03 - BASIC ELECTRONIC CIRCUITRY

Patents Applicationslast 30 patents

Information Patent Application
Method and apparatus for providing full duplex dispatch
- Publication number 20040228292
- Publication date Nov 18, 2004
- David W. Edwards
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Application
Method and mobile communication device for receiving a dispatch call
- Publication number 20040192368
- Publication date Sep 30, 2004
- David W. Edwards
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Application
Voice buffering during call setup
- Publication number 20040162095
- Publication date Aug 19, 2004
- MOTOROLA, INC.
- David Wilson Edwards
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Application
Hand-held communication device with vertically oriented antenna
- Publication number 20020077160
- Publication date Jun 20, 2002
- MOTOROLA, INC.
- David W. Edwards
- H01 - BASIC ELECTRIC ELEMENTS