How many movies have Erich Pommer and Rudolf Meinert collaborated on?

They have worked on 5 movies together! Their first movie together was Opfer (1920) while their highest rated movie together was Genuine: The Tragedy of a Vampire (1920). They have not worked together since Die Jagd nach dem Tode - 4. Teil: Die Goldmine von Sar-Khin (1921).