1949 Raymond C.Goertz designs and files a patent for the first master-slave manipulator while working at Argonne National Laboratory.
1950's Master slave manipulator technology is licensed to both AMF and Central Research Laboratories by Argonne National Laboratory.
1962 AMF Atomics designs and markets the AMF Mini Manip.
1968 PaR Systems acquires the master-slave manipulator product line from AMF Atomics.
1970 Robert W Wiesener Designs and Patents the Tru-Motion Mini Manip while working at PaR Systems.
1975 PaR Systems ceases manufacturing of master-slave manipulators (except for the Tru-Motion Mini Manip) to focus on nuclear refueling equipment.
1984 Robert W Wiesener leaves PaR Systems to become the Director of Nuclear Technology for Fluor Daniel.
1991 Robert W Wiesener is presented the Ray Goertz award by the American Nuclear Society.
1992 Robert W Wiesener Retires from Fluor Daniel and begins consulting.
1993 Robert W Wiesener forms R.W. Wiesener, Inc and acquires the rights to the PaR Systems master slave manipulator line.
1994 R.W. Wiesener Inc begins marketing and manufacturing the Tru-Motion Mini Manip. The company has two employees, Robert W Wiesener, and Anthony G Suneson.
2000 CMMS and FDA issue substantial approvals for FDG, leading to a substantial increase in business, R.W. Wiesener, Inc moves to a larger facility.
2012 RW Wiesener, Inc Changes its name to Tru-Motion Products, Inc. Another substantial increase in business occurs.
2014 Tru-Motion Products, Inc moves to a larger facility. Anthony G Suneson Becomes President. Work on the chain upgrade begins.