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Federal Signal Corporation is an American manufacturer headquartered in Downers Grove, Illinois. Federal Signal manufactures street sweeper vehicles, public address systems, emergency vehicle equipment, and emergency vehicle lighting. The company operates two groups: Federal Signal Environmental Solutions and Federal Signal Safety and Security ...
In the mid-1960s, Simplex attempted to introduce low-voltage DC systems; these panels were not a success. Most of Simplex's audible notification appliances prior to the 1990s were relabeled Benjamin Electric, Federal Signal, Faraday, and Autocall devices. Simplex's time-division began to lose market share, but their newly founded fire alarm ...
Union Switch & Signal (commonly referred to as US&S) was an American company based in Pittsburgh, Pennsylvania, which focused on railway signaling equipment, systems and services. The company was acquired by Ansaldo STS (from 2015, Hitachi Rail STS ) in 1988, [ 1 ] operating as a wholly-owned company until January 2009, when US&S was renamed ...
General Railway Signal Company (GRS) was an American manufacturing company located in the Rochester, New York area. GRS was focused on railway signaling equipment, systems and services. The company was established in 1904 and became part of Alstom Transport in 1998.
The company was founded as "Ansaldo STS" in 2006 through the merger of Ansaldo Trasporti Sistemi Ferroviari and Ansaldo Signal. [8] [9] It began trading on the Milan Stock exchange, with 60% of its shares publicly held and 40% owned by Finmeccanica S.p.A. [10] Both companies had their roots in the Ansaldo engineering conglomerate which was gradually absorbed by Finmeccanica.
In January 2011, Performance Technologies acquired GENBAND's Universal Signaling Platform (USP) and SP2000 signaling technology. [3] On December 13, 2013, Sonus Networks, Inc. and Performance Technologies entered into a definitive merger agreement, under which Sonus will acquire PT for $3.75 per share in cash, or approximately $30 million. [4]
Edwards Lifesciences is an American medical technology company headquartered in Irvine, California, specializing in artificial heart valves and hemodynamic monitoring. It developed the SAPIEN transcatheter aortic heart valve made of cow tissue within a balloon-expandable, cobalt-chromium frame, deployed via catheter . [ 4 ]