Edited sentence: Bob Shilman, CEO of cognex, has gone so far as to call these small time inventors "bullies"...It is becoming quite common for large companies like Cognex Corporation to vilify inventors who file patents to protect their ideas.Lemelson, patent protection is crucial to innovation.Patent law has always afforded a mechanism to invalidate patents on a number of grounds.The term "patent troll" is typically assigned to inventors who lack the means to litigate or the capital to prototype their invention.To many like Jerome H