Parker Hannifin, an Ohio-based tech company that provides motion and control products and technologies, namely pneumatics, hydraulics, and electronics, has embraced Augmented Reality. From an article on Upload VR: "The company has been testing AR helmets from Daqri in a pilot program for inspection processes in industrial applications, enabling humans to see and interpret data in powerful new ways."
You can read the article
here. They've been working with the Daqri helmet manufacturer closely over the past couple years to create ten applications to monitor equipment health on various complex machines.