Hua Wen Fan

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Miao-Li County, TW

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Patents Grantslast 30 patents

Information Patent Grant
Outer suspension type lens shielding mask for projection apparatus
- Patent number 7,220,007
- Issue date May 22, 2007
- Coretronic Corporation
- Chih Chung Yang
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Outer suspension type lens shielding mask for projection apparatus
- Patent number 7,204,597
- Issue date Apr 17, 2007
- Coretronic Corporation
- Chih Chung Yang
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Outer suspension type lens shielding mask for projection apparatus
- Patent number 7,152,980
- Issue date Dec 26, 2006
- Coretronic Corporation
- Chih Chung Yang
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY

Patents Applicationslast 30 patents

Information Patent Application
OUTER SUSPENSION TYPE LENS SHIELDING MASK FOR PROJECTION APPARATUS
- Publication number 20070070306
- Publication date Mar 29, 2007
- Chih Chung Yang
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Application
Projector
- Publication number 20070024818
- Publication date Feb 1, 2007
- Coretronic Corporation
- Chih-Chung Yang
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Application
Outer suspension type lens shielding mask for projection apparatus
- Publication number 20060232752
- Publication date Oct 19, 2006
- Coretronic Corporation
- Chih Chung Yang
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Application
Outer suspension type lens shielding mask for projection apparatus
- Publication number 20050259230
- Publication date Nov 24, 2005
- Chih Chung Yang
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY