(marketscreener.com) Rudolph Technologies, Inc. (NYSE: RTEC), announced today that Michael P. Plisinski, chief executive officer, and Steven R. Roth, chief financial officer, will be participating in three investor conferences: B Riley 20TH Annual FBR Investor Conference on Thursday May 23, 2019 at the Beverly ...http://www.marketscreener.com/RUDOLPH-TECHNOLOGIES-INC-15241822/news/Rudolph-Technologies-to-Attend-Four-Upcoming-Investor-Conferences-28575563/?utm_medium=RSS&utm_content=20190510