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Patents Grantslast 30 patents

Information Patent Grant
Projection lens with high resolution and reduced overall length
- Patent number 8,139,293
- Issue date Mar 20, 2012
- Premier Image Technology(China) Ltd.
- Yuan Zhao
- G02 - OPTICS

Patents Applicationslast 30 patents

Information Patent Application
PROJECTION LENS WITH HIGH RESOLUTION AND REDUCED OVERALL LENGTH
- Publication number 20110170201
- Publication date Jul 14, 2011
- PREMIER IMAGE TECHNOLOGY(China) LTD.
- YUAN ZHAO
- G02 - OPTICS