Apple's recently published patent US 2008/0174570 A1 describes almost everyting about iPhone. The number of pages is 361. It's really a big patent.
Interesting point: the first inventor is Steven P. Jobs. Is the inventor really that Steven Paul Jobs?
Source: Steven P. Jobs et al. (Apple Inc.) , "Touch screen device, method, and graphical user interface for determining commands by applying heuristics," US 2008/0174570 A1, Jul. 24, 2008 (Filed: Apr. 11, 2008).