Dogecoin is also not his. It came into existence in 2013. Elon’s first tweet about it was in 2020.
If anything, you could reasonably argue that both that department name and his interest in that particular cryptocurrency are based on his affinity for the same original meme. But neither the meme nor the currency belong to him.
It’s not pattern recognition when the event within the ‘recognized pattern’ is made up, lmao.