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Title of patent family (most common patent title) |
Family members |
Filing year |
---|---|---|
optically variable security threads and stripes | 13 | 2012 |
method and device for ink transfer and feed, and printing apparatus having the device | 13 | 2011 |
optically variable security threads and stripes | 11 | 2012 |
associated printing apparatus | 11 | 2012 |
optical anti-counterfeiting element with full parallax diffraction optical variable image | 8 | 2014 |
anti-counterfeiting pattern having optically variable structure | 7 | 2013 |
waste liquid circulation plate wiping apparatus and implementation method therefor | 7 | 2014 |
optical anti-counterfeiting element and optical anti-counterfeiting product | 7 | 2014 |
optical anti-counterfeiting element, product using same and preparation method therefor | 6 | 2012 |
optical anti-counterfeiting element and optical anti-counterfeiting product using the op… 🛈 | 6 | 2015 |