Siu Wing Or

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Hong Kong, HK

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Patents Grantslast 30 patents

Information Patent Grant
Active damping device for a positioning stage
- Patent number 7,649,333
- Issue date Jan 19, 2010
- ASM Assembly Automation LTD
- Ping Kong Joseph Choy
- G05 - CONTROLLING REGULATING
Information Patent Grant
Driver for an ultrasonic transducer and an ultrasonic transducer
- Patent number 7,462,960
- Issue date Dec 9, 2008
- The Hong Kong Polytechnic University
- Siu Wing Or
- B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
Information Patent Grant
Tunable vibration absorption device
- Patent number 7,410,039
- Issue date Aug 12, 2008
- ASM Assembly Automation LTD
- Siu Wing Or
- F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
Information Patent Grant
Magnetoelectric devices and methods of using same
- Patent number 7,199,495
- Issue date Apr 3, 2007
- The Hong Kong Polytechnic University
- Siu Wing Or
- H01 - BASIC ELECTRIC ELEMENTS

Patents Applicationslast 30 patents

Information Patent Application
ACTIVE DAMPING DEVICE FOR A POSITIONING STAGE
- Publication number 20080169781
- Publication date Jul 17, 2008
- Ping Kong Joseph CHOY
- G05 - CONTROLLING REGULATING