Xiaodong Gu

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Shanghai, CN

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Patents Grantslast 30 patents

Information Patent Grant
Heat dissipating unit
- Patent number D606502
- Issue date Dec 22, 2009
- Shanghai Sansi Technology Co., Ltd
- Bishou Chen
- D13 - Equipment for production, distribution, or transformation of energy
Information Patent Grant
LED road lamp with ventilating structure
- Patent number D605328
- Issue date Dec 1, 2009
- Shanghai Sansi Electronics Engineering Co. Ltd.
- Yinghua Wang
- D26 - Lighting