David L. Ellis II

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Coconut Creek, FL, US

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Patents Grantslast 30 patents

Information Patent Grant
Non-predictive tone-coded-squelch frequency determination method
- Patent number 6,295,444
- Issue date Sep 25, 2001
- Motorola Inc.
- Craig J. Morande
- H03 - BASIC ELECTRONIC CIRCUITRY
Information Patent Grant
Method for multiplex driving a passive liquid crystal display (LCD)...
- Patent number 6,127,994
- Issue date Oct 3, 2000
- Motorola, Inc.
- David L. Ellis
- G09 - EDUCATION CRYPTOGRAPHY DISPLAY ADVERTISING SEALS
Information Patent Grant
Integrated multiplex drive system for a passive liquid crystal disp...
- Patent number 6,075,509
- Issue date Jun 13, 2000
- Motorola, Inc.
- David L. Ellis
- G09 - EDUCATION CRYPTOGRAPHY DISPLAY ADVERTISING SEALS
Information Patent Grant
Switch assembly incorporating optical control function
- Patent number 6,015,970
- Issue date Jan 18, 2000
- Motorola, Inc.
- Andrew T. Guzik
- G01 - MEASURING TESTING
Information Patent Grant
Piezoelectric switch apparatus for a communication device
- Patent number 5,977,690
- Issue date Nov 2, 1999
- Motorola, Inc.
- David L. Ellis
- H03 - BASIC ELECTRONIC CIRCUITRY