Blockchain in totally different from what he proposed. Online banking is what I can see to have in common in his concept. We can use government issue currency and convert them to digital currency as a trading method.
As for cryptocurrency which you can use to do the same thing but better.
I would not call him the father of Blockchain, as he was not the one who created it.
Satoshi is the man, my G. If someone deserved to be called as the father of crypto, then it has to be him.