The patent, published July 13, shows a new design for an electronic screen that can roll up.United States Patent Application Publication The patent, filed by Apple in November and published on July 13, shows a rollable electronic display. The design uses thinned glass and components that create compression to protect the screen when rolled. Apple appears to be joining Samsung, Motorola, and LG in the quest to bring to market a rollable smartphone. In the market for a new iPhone?