Intel plans an enormous upgrade to its Hillsboro research factories over the next five years, according to new filings with state regulators, an expansion that could cement Oregon’s role as the heart of the chipmaker’s technology development. Plans call for a fourth phase to Intel’s massive D1X factory south of Hillsboro Stadium, and an expansion of its aging D1A factory on the same, 450-acre property. Intel also plans technological upgrades to existing facilities and new manufacturing support investment, according to the filings. Read more at the link in our bio. #intel #hillsborooregon #oregon #tech #business #portland #theoregonian