 SEATTLE--BUSINESS WIRE--Impinj, Inc. NASDAQ: PI, a leading provider and pioneer of RAIN RFID solutions, today announced that it expects preliminary fourth quarter 2020 revenue to exceed 36.0 million, above its prior guidance of 26.5 28.5 million. The company also announced that Chris Diorio, Impinj co-founder and CEO, and Cary Baker, Impinj CFO, will participate in a fireside chat at the Needham Virtual Growth Conference: Event: 23rd Annual Needham Virtual Growth Conference Time: Wednes 