But, if the band use a name taken from someone else and make famous the original owner?

What about "808 State"? Roland really cares about a band using the name of a unsuccessful drum machine?
And then Roland analogue TR's became the most expensive and desired vintage synths. Good for Roland.
Roland even sequenced "Pacific" for the Sound Canvas GS synths and distributed a demo disk with the label "Copyright Roland Corp."....

Mgomes