How Polaroid founder Edwin Land changed the patent system to one we rely on today

Since his death, numerous people have compared Steve Jobs to Thomas Edison, the man who still has more patents than anyone else. But perhaps it's more apt to liken him to his hero Edwin Land, inventor of instant photography, founder of Polaroid and “champion of patents”. With the numerous changes in the modern day patent landscape, peering back through history may prove to be an interesting exercise.