Even as General Motors (NYSE:GM) has brought models to market that include a Siri button, Apple (NASDAQ:AAPL) is continue to press for greater integration between smartphones and autos. Ford (NYSE:F) has long boasted the Sync System from Microsoft (NASDAQ:MSFT). 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.