"Professor Membrane, arguably the most famous person on the version of Earth which Invader ZIM takes place in, is best known for his numerous devices he has created to benefit mankind. This article contains a complete list of the professor's inventions."@en . "Professor Membrane, arguably the most famous person on the version of Earth which Invader ZIM takes place in, is best known for his numerous devices he has created to benefit mankind. This article contains a complete list of the professor's inventions."@en . "Inventions of Professor Membrane"@en . . . . . . . .