I remember the same, IIRC it was US6137498A that was referred to. That one seems to describe a pretty specific process for the generation so I don't know how ge

I remember the same, IIRC it was US6137498A that was referred to. That one seems to describe a pretty specific process for the generation so I don't know how generally it applies. Wikipedia appears to also list a few other patents: https://en.wikipedia.org/wiki/Photographic_mosaic#Trademark_and_intellectual_property_of_the_concept https://en.wikipedia.org/wiki/Photographic_mosaic#Trademark_...