Po Chu Yip

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Hong Kong, CN

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Patents Grantslast 30 patents

Information Patent Grant
Method of producing functional embellished stitching and the produc...
- Patent number 7,412,935
- Issue date Aug 19, 2008
- Pac-Fung Feather Company Ltd.
- Po Chu Yip
- A41 - WEARING APPAREL

Patents Applicationslast 30 patents

Information Patent Application
Dual Fluid Channel Vacuum Apparatus
- Publication number 20180184866
- Publication date Jul 5, 2018
- Albert W. GEBHARD
- A47 - FURNITURE DOMESTIC ARTICLES OR APPLIANCES COFFEE MILLS SPICE MILLS SUCT...
Information Patent Application
Method of producing functional embellished stitching and the produc...
- Publication number 20070113767
- Publication date May 24, 2007
- Pac-Fung Feather Company Limited
- Po Chu Yip
- A41 - WEARING APPAREL