McDermott, Will & Emery
Scanner driving apparatus
 The present invention discloses a scanner driving apparatus for scanning a scanned document by applying a screw or a ball screw as dynamics' transference mechanism. Not only significantly upgrades the scanning range of the scanner, but the scanning accuracy of the scanner can be precisely controlled. 
Mustek Systems Inc.
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H04N H04N
inventional additional
Chih-Rong
Chou