[sgbuffett]

Not fair to say that he 'claimed all the credits'. Rather, we can say that the credits were attributed to him only.

I think it's like this ...

Only Sim can play tye role he did ...though the other Co founders were good engineers, they could not fill the gap if Sim was not there.

It's like Apple....obviously Steve Jobs was not the only founder but he is key and successful Apple is associated with him.