David M. Hoover

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Otis Orchards, WA, US

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Patents Grantslast 30 patents

Information Patent Grant
Baseband modulation system with improved ROM-based digital filter
- Patent number 5,140,613
- Issue date Aug 18, 1992
- Hewlett-Packard Company
- Raymond A. Birgenheier
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Fast frequency settling signal generator utilizing a frequency lock...
- Patent number 4,792,768
- Issue date Dec 20, 1988
- Hewlett-Packard Company
- Raymond L. Fried
- H03 - BASIC ELECTRONIC CIRCUITRY