Shih-Hao Wang

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Tainan, TW

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Patents Grantslast 30 patents

Information Patent Grant
Anti-pressing apparatus for flashlight
- Patent number 8,641,227
- Issue date Feb 4, 2014
- Shih-Hao Wang
- Hsueh-Chu Yeh
- F21 - LIGHTING
Information Patent Grant
Flashlight lamp rotation structure
- Patent number 8,641,226
- Issue date Feb 4, 2014
- Shih-Hao Wang
- Hsueh-Chu Yeh
- F21 - LIGHTING

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