Tat Ming Kwan

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Hong Kong, HK

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Patents Grantslast 30 patents

Information Patent Grant
Case for optical disk and memory cards
- Patent number D598692
- Issue date Aug 25, 2009
- Tat Tsuen Industrial Ltd.
- Tat Ming Kwan
- D06 - Furnishings
Information Patent Grant
Central hub for optical disc box
- Patent number D587922
- Issue date Mar 10, 2009
- Tat Tsuen Industrial Ltd.
- Tat Ming Kwan
- D06 - Furnishings
Information Patent Grant
Hinge for modular disc storage case
- Patent number D524141
- Issue date Jul 4, 2006
- Tat Tsuen Industrial Ltd.
- Tat Ming Kwan
- D08 - Tools and hardware