Assignee

ZHANG YUDONG

US·2 granted patents·42 citations·filing 2007–2008

Technology mixB29D1 G03F1 G09F1

Top patents by PatentIndex Score

2 records

0193US8388165B2Displaying device and method thereofZHANG YUDONG·Filed 2008·Granted Mar 5, 2013·42 cites·13 claims
0240US8061841B2Customizing equipment for individualized contact lensesZHANG YUDONG·Filed 2007·Granted Nov 22, 2011·0 cites·5 claims

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