It's kind of interesting to look at it this way, and it also presents something of a way out: if all of these companies followed the same procedures (patent-cl

It's kind of interesting to look at it this way, and it also presents something of a way out: if all of these companies followed the same procedures (patent-clueless engineers), and all of these engineers STILL came up with the same method, it stands to reason that the method is obvious.