David R. Main

Follow

Person

Boulder Creek, CA, US

People

Patents Grantslast 30 patents

Information Patent Grant
Multi-phase filter/DAC
- Patent number 5,521,946
- Issue date May 28, 1996
- The 3DO Company
- David R. Main
- H03 - BASIC ELECTRONIC CIRCUITRY
Information Patent Grant
Amplitude adaptive filter
- Patent number 5,488,576
- Issue date Jan 30, 1996
- The 3DO Company
- David R. Main
- H03 - BASIC ELECTRONIC CIRCUITRY
Information Patent Grant
Method and apparatus for gamma correction by mapping, transforming...
- Patent number 5,408,267
- Issue date Apr 18, 1995
- The 3DO Company
- David R. Main
- H04 - ELECTRIC COMMUNICATION TECHNIQUE