发明名称 |
DISPLAY DEVICE WITH WATERMARK |
摘要 |
<p>The present invention is directed to display devices comprising a watermark area and a non-watermark area. The watermark aims to protect against counterfeiting or to be used for decoration purposes. The watermark is visible at certain viewing angles and/or under certain lighting conditions and it does not interfere with displaying of the regular images.</p> |
申请公布号 |
EP2856460(A1) |
申请公布日期 |
2015.04.08 |
申请号 |
EP20130797753 |
申请日期 |
2013.05.16 |
申请人 |
E INK CALIFORNIA, LLC |
发明人 |
LIN, CRAIG;CHAN, BRYAN H. |
分类号 |
G09F9/00;G02F1/1333;G02F1/167 |
主分类号 |
G09F9/00 |
代理机构 |
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代理人 |
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主权项 |
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地址 |
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