PORTLAND, Ore.--(BUSINESS WIRE)--Electro Scientific Industries, Inc. (NASDAQ:ESIO), an innovator in laser-based micromachining solutions, today unveiled its UltrusTM laser processing system, designed to provide semiconductor manufacturers with new options for reducing production costs, improving quality and increasing back-end yields. The UltrusTM system combines ultrafast high-pulse-rate lasers and ESI’s proprietary beam positioning technology to provide a high-throughput, high-accuracy groovi