 MILPITAS, CA ACCESSWIRE May 5, 2022 Altigen Communications, Inc. OTCQB:ATGN, a Silicon Valley based Microsoft ISV and Cloud Solutions provider, will announce its second quarter fiscal year 2022 financial results after the close of regular market trading on Thursday, May 12, 2022. The Company will also hold a conference call to discuss the results at 2:00 p.m. 