 GOLETA, Calif.--BUSINESS WIRE--Transphorm, Inc. Transphorm or the Company OTCQB: TGAN a pioneer in and global supplier of high reliability, high performance gallium nitride GaN power conversion products, today announced the Company will host a business update call on Tuesday, May 18, 2021 at 11:30 a.m. Pacific Time to discuss its continued progress during the three months ended March 31, 2021 as well as recent milestones achieved and traction in its target end markets. The conferen 