Even as General Motors (GM +0.28%) has brought models to market that include a Siri button, Apple (AAPL +1.00%) is continue to press for greater integration between smartphones and autos. Ford (F 0.44%) has long boasted the Sync System from Microsoft (MSFT 1.41%). An investigation of a few recent patents reveals that Apple is charging ahead.
In the video below, Fool.com contributor Doug Ehrman discusses the details of the patents.





