Siliconware Precision Industries as founded in 1984. In 2000 the company became a public company in NASDAQ and in the same year, SPIL merged with Siliconware Corporation. The company acquired the common shares of ChipMOS Technologies LTD. in 2007, Taiwan Occupational Safety and Health Management in 2008, and merged with Siliconware Investment Company Ltd. in the next year of 2009.In 2013, the company and Siliconware USA, Inc. settled the long patent infringement litigation with Tessera Technologies, Inc. Siliconware would pay Tessera, Inc. a partial upfront fee and smaller quarterly payments over the next five years, for being released from the litigation.
