Morriss O’Bryant Compagni obtains patent 7,992,759 for Megastir Technologies, LLC

Morriss O’Bryant Compagni obtains patent 7,992,759 for Megastir Technologies, LLC

Patent No.    7,992,579

Title  TWO SPIRAL STEPPED FRICTION STIR WELDING TOOL

Issue Date     August 9, 2011

Owner     Megastir Technologies, LLC