ABB Ltd; Siemens; Honeywell International Incorporation; Emerson Electric Company; Schneider Electric SA; Mitsubishi Electric Factory Automation; Omron Corporation; Rockwell Automation; Yokogawa Electric Corporation; Fuji Electric; Alstom; Crydom Corp; Coto Technology; Fujitsu Ltd; StandexMeder Electronics GmbH; Teledyne Relays Inc; Comus International; 3D Systems; HP; FANUC; STRATASYS; Progea; Hitachi; Vega; Danfoss; Tegan Innovations?; Krohne; Rockwell; Chaos Prime; Dwyer; CHINT Electrics