The robots are here. I’m not talking about the human-looking, talking variety — not yet, at least. The robots that are working in many Minnesota companies today have arms and grippers. Manufacturers are considering the advantages of robotics and other automation to increase productivity, reduce labor shortages and enhance workplace safety. Interest and demand for robotics in Minnesota is unprecedented, according to Jan Hawkins, president and COO of Eagan-based, John Henry Foster (JHF).