Hsing-Chen Chen

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Tainan City, TW

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Patents Grantslast 30 patents

Information Patent Grant
Sealing valve
- Patent number 7,735,804
- Issue date Jun 15, 2010
- Highlight Tech Corp.
- Ying Chen Chu
- F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...

Patents Applicationslast 30 patents

Information Patent Application
SEALING VALVE
- Publication number 20090114866
- Publication date May 7, 2009
- Ying Chen Chu
- F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...