The Judge hasn't yet scheduled a trial on damages.
MobileMedia sued Apple claiming that the iPhone infringed its patents - US 6,427,078 covering camera phones, US 6,070,068 covering call handling and US 6,253,075 covering call rejection.
Apple has not commented on the ruling.
"MobileMedia Ideas is pleased that the jury confirmed Apple's iPhones use our patented technology," said MobileMedia Ideas President and CEO Larry Horn. "MobileMedia Ideas' objective is to make these important technologies and others used in mobile phone and other portable devices widely available. We welcome Apple and others to enter into licenses for the use of these technologies."
MobileMedia Ideas is a company owned by Tagivan (a subsidiary of MPEG LA), Nokia and Sony. The company has a portfolio of inventions widely used in smart phones, mobile phones and other portable devices including personal computers, laptops, netbooks, personal media players, e-book readers, cameras and hand-held game consoles. Its more than 300 patents cover a wide array of features such as call handling, speed dial, database searches, audio download and playback, and still picture and video processing.