Well, I never heard of him.

2 seconds sound clip from the Iron Man 2 movie soundboard.

You can hear this line at 00:39:13.688 in the Blu-ray version of the movie.

Quote context

[...]

- I don't get it. A little fine tuning, you could have made a solid paycheck. You could have sold it to North Korea, China, Iran, or gone right to the black market.

- You look like you got friends in low places.

- You come from a family of thieves and butchers. And now, like all guilty men, you try to rewrite your own history.

- And you forget all the lives the Stark family has destroyed.

- Speaking of thieves, where did you get this design?

- My father. Anton Vanko.

- Well, I never heard of him.

- My father is the reason you're alive.

- The reason I'm alive is 'cause you had a shot, you took it, you missed.

- Did I?

- If you can make God bleed, the people will cease to believe in him.

- And there will be blood in the water. And the sharks will come.

[...]