Rank Leonardo da Vinci and Isaac Newton(Marvel)

How smart are Leonardo and Isaac in Marvel ?

Rank this guys in inteligence :

- Reed Richards
- Tony Stark
- Nathaniel Richards
- Howard Stark
- Leonardo da Vinci
- Isaac Newton
- Hawk Pym
- Black Panther

Well , they are certainly not in Reed's ballpark :

http://www.formspring.me/JonathanHickman/q/369624299050399601

Yea. I did that question to him today, hehe.