'IBM Is the World's Biggest Patent Troll'(pcmag.com)
pcmag.com
'IBM Is the World's Biggest Patent Troll'
http://www.pcmag.com/article2/0,2817,2493155,00.asp
2 comments
IBM has been at it for a long time. It has been notorious for earning through licensing of it's patents
http://www.ipwatchdog.com/2012/01/11/ibms-formula-for-succes...
Tangentially related: my day job involves cleaning up patent data, and IBM can't spell its own name consistently: there are thousands of unique variations of IBM as an assignee name, far dominating all other US and european patent holders.