Brian L. Welch

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Westmount, CA

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Patents Grantslast 30 patents

Information Patent Grant
Video projector and optical light valve therefor
- Patent number 7,116,380
- Issue date Oct 3, 2006
- CAE Inc.
- Brian Welch
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Helmet mounted display with improved SLM illumination
- Patent number 5,984,477
- Issue date Nov 16, 1999
- CAE Electronics Ltd.
- Paul Weissman
- G02 - OPTICS
Information Patent Grant
Suppressing image breakup in helmut mounted displays which use temp...
- Patent number 5,764,202
- Issue date Jun 9, 1998
- CAE Electronics Ltd.
- Brian L. Welch
- G09 - EDUCATION CRYPTOGRAPHY DISPLAY ADVERTISING SEALS
Information Patent Grant
Field sequential color head mounted display with suppressed color b...
- Patent number 5,684,498
- Issue date Nov 4, 1997
- CAE Electronics Ltd.
- Brian L. Welch
- G09 - EDUCATION CRYPTOGRAPHY DISPLAY ADVERTISING SEALS
Information Patent Grant
High definition television head mounted display unit
- Patent number 5,348,477
- Issue date Sep 20, 1994
- CAE Electronics Ltd.
- Brian L. Welch
- G09 - EDUCATION CRYPTOGRAPHY DISPLAY ADVERTISING SEALS
Information Patent Grant
Fiber optic coupled helmet mounted display system
- Patent number 4,743,200
- Issue date May 10, 1988
- CAE Electronics, Ltd.
- Brian L. Welch
- G09 - EDUCATION CRYPTOGRAPHY DISPLAY ADVERTISING SEALS

Patents Applicationslast 30 patents

Information Patent Application
Video projector and optical light valve therefor
- Publication number 20030048390
- Publication date Mar 13, 2003
- CAE Inc.
- Brian Welch
- G02 - OPTICS