IBM is the number one patent company for each of the following years. 1999 - 2015 I can't see much beyond this. https://en.wikipedia.org/wiki/List_of_top_Unit

IBM is the number one patent company for each of the following years. 1999 - 2015 I can't see much beyond this. https://en.wikipedia.org/wiki/List_of_top_United_States_patent_recipients https://en.wikipedia.org/wiki/List_of_top_United_States_pate...