Kun-Pei Liu

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Taipei County, TW

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Patents Grantslast 30 patents

Information Patent Grant
Roller type adjustable screen fixing apparatus
- Patent number 7,967,269
- Issue date Jun 28, 2011
- Portwell, Inc.
- Kun-Pei Liu
- F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...

Patents Applicationslast 30 patents

Information Patent Application
Roller type adjustable screen fixing apparatus
- Publication number 20100065704
- Publication date Mar 18, 2010
- PORTWELL INC.
- Kun-Pei Liu
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY