Jack Eichel, Sonny Milano, Hudson Fasching and Auston Matthews also scored for the U.S. (2-0 with an overtime win). The win ties them with Canada for first place in the group.
Brandon Halverson stopped all 14 shots he faced to record the shutout.
Ilja Sharipov made 47 saves to shoulder the loss for Germany (0-2).
The U.S. failed to score on seven power plays while the Germans went 0 for 3 with the man advantage.