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Hung Hom, HK
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Patents Grants
last 30 patents
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Patent Grant
Methods and apparatus of aligning surfaces
Patent number
7,619,749
Issue date
Nov 17, 2009
The Hong Kong Polytechnic University
Chi-Fai Cheung
G06 - COMPUTING CALCULATING COUNTING
Patents Applications
last 30 patents
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Patent Application
Methods and apparatus of aligning surfaces
Publication number
20070195084
Publication date
Aug 23, 2007
Chi-Fai Cheung
G06 - COMPUTING CALCULATING COUNTING