Quan Jiang

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Chaiwan, HK

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Patents Grantslast 30 patents

Information Patent Grant
Camera
- Patent number 6,542,699
- Issue date Apr 1, 2003
- Ginfax Development Limited
- Ming Tung Lau
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Camera
- Patent number 6,289,181
- Issue date Sep 11, 2001
- Ginfax Development Limited
- Ming Tung Lau
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY

Patents Applicationslast 30 patents

Information Patent Application
Camera
- Publication number 20010028797
- Publication date Oct 11, 2001
- Ginfax Development Limited
- Ming Tung Lau
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY