Intergraph and MicroUnity brought suits against Intel when placed in similar circumstances.

FORBES: Dear Silicon Valley: Please Quit Whining About Patents

The agency's ire was fueled by Intel's use of technical data as a weapon in its legal disputes with Compaq, Digital Equipment and Intergraph.

ECONOMIST: Intel

ESRI's publicly traded competitors, including MapInfo, Intergraph and Autodesk, are all growing nicely, too, and they often outhustle ESRI in markets such as direct mail targeting and retail store site selection.

FORBES: Magazine Article