Cheng-Hsuan Wu

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Lugang Township, Changhua County, TW

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Patents Grantslast 30 patents

Information Patent Grant
Anti-freeze faucet
- Patent number 9,856,633
- Issue date Jan 2, 2018
- Cheng-Hsuan Wu
- E03 - WATER SUPPLY SEWERAGE
Information Patent Grant
Anti-freeze faucet structure
- Patent number 9,540,797
- Issue date Jan 10, 2017
- Cheng-Hsuan Wu
- E03 - WATER SUPPLY SEWERAGE
Information Patent Grant
Anti-inundation and drainage structure for a anti-freeze faucet
- Patent number 8,613,290
- Issue date Dec 24, 2013
- Cheng-Hsuan Wu
- F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...