Chang-Qi Wu

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Guangzhou, CN

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Patents Grantslast 30 patents

Information Patent Grant
Continuously variable speed-changing transmission mechanism of shee...
- Patent number 8,172,719
- Issue date May 8, 2012
- Primax Electronics Ltd.
- Yung-Tai Pan
- F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
Information Patent Grant
Speed changing transmission mechanism of sheet laminating apparatus
- Patent number 8,136,565
- Issue date Mar 20, 2012
- Primax Electronics Ltd.
- Yung-Tai Pan
- F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...

Patents Applicationslast 30 patents

Information Patent Application
CONTINUOUSLY VARIABLE SPEED-CHANGING TRANSMISSION MECHANISM OF SHEE...
- Publication number 20100204003
- Publication date Aug 12, 2010
- Primax Electronics Ltd.
- Yung-Tai Pan
- B32 - LAYERED PRODUCTS