Guo Qing He

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Kitchener, CA

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Patents Grantslast 30 patents

Information Patent Grant
Motorized adjustable convergence mechanism for projection displays
- Patent number 8,167,433
- Issue date May 1, 2012
- Christie Digital Systems USA, Inc.
- Guo Qing He
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Adjustable convergence mechanism for projection displays
- Patent number 8,162,484
- Issue date Apr 24, 2012
- Christie Digital Systems USA, Inc.
- Guo Qing He
- H04 - ELECTRIC COMMUNICATION TECHNIQUE

Patents Applicationslast 30 patents

Information Patent Application
WEDGE MECHANISM FOR LIGHT MODULATOR IMAGE ADJUSTMENT
- Publication number 20210018747
- Publication date Jan 21, 2021
- CHRISTIE DIGITAL SYSTEMS USA, INC.
- Guo Qing He
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Application
ADJUSTABLE CONVERGENCE MECHANISM FOR PROJECTION DISPLAYS
- Publication number 20110019158
- Publication date Jan 27, 2011
- CHRISTIE DIGITAL SYSTEMS USA, INC.
- Guo Qing He
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Application
MOTORIZED ADJUSTABLE CONVERGENCE MECHANISM FOR PROJECTION DISPLAYS
- Publication number 20110019157
- Publication date Jan 27, 2011
- CHRISTIE DIGITAL SYSTEMS USA, INC.
- Guo Qing He
- H04 - ELECTRIC COMMUNICATION TECHNIQUE