Roger N. Marshall

Follow

Person

Solana Beach, CA, US

People

Patents Grantslast 30 patents

Information Patent Grant
Method and apparatus for calibrating geometrically an optical compu...
- Patent number 5,933,132
- Issue date Aug 3, 1999
- Proxima Corporation
- Roger N. Marshall
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Grant
Optical system auxiliary input calibration arrangement and method o...
- Patent number 5,594,468
- Issue date Jan 14, 1997
- Proxima Corporation
- Roger N. Marshall
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Grant
High resolution display system and method of using same
- Patent number 5,543,819
- Issue date Aug 6, 1996
- Proxima Corporation
- Randall S. Farwell
- G09 - EDUCATION CRYPTOGRAPHY DISPLAY ADVERTISING SEALS
Information Patent Grant
Optical auxiliary input arrangement and method of using same
- Patent number 5,502,459
- Issue date Mar 26, 1996
- Proxima Corporation
- Roger N. Marshall
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Grant
Method and apparatus for calibrating an optical computer input system
- Patent number 5,489,923
- Issue date Feb 6, 1996
- Proxima Corporation
- Roger N. Marshall
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Grant
Method and apparatus for calibrating an optical computer input system
- Patent number 5,181,015
- Issue date Jan 19, 1993
- Proxima Corporation
- Roger N. Marshall
- G06 - COMPUTING CALCULATING COUNTING