SEATTLE -- Impinj Inc., a fabless semiconductor company developing integrated circuit products for communication systems, today announced it has secured $14M in a second round of venture capital funding led by Polaris Venture Partners. Other investors in this round include Impinj's initial venture capital investors ARCH Venture Partners and Madrona Venture Group. It was also announced today that Steve Arnold, a co-founder and managing general partner of Polaris, will join Impinj's board of directors effective immediately. "We are pleased that even in these challenging economic times, innovative technology is being supported by the venture capital community," said William Colleran, president and CEO of Impinj. "Having Polaris join our team provides an important new perspective to an already extremely valuable group of advisors. We are also grateful for ARCH and Madrona's continued support and are confident that their renewed investment will extend our mutually beneficial relationships." Impinj Inc.