Sigma Labs, which makes quality assurance software for additive manufacturing (AM) has been awarded patent number 15/276,452, entitled ‘Optical Manufacturing Process Sensing and Status Indication System’. The patent application covers a system of sensors configured to measure optical emissions generated by a scanning heat source during an additive manufacturing (AM) process and to analyze the data collected.

According to John Rice, CEO of Sigma Labs, the US Patent Office has now allowed four patents pertaining to the company’s PrintRite3D platform and there are eighteen more patents pending in process.

This story uses material from Sigma Labs, with editorial changes made by Materials Today. The views expressed in this article do not necessarily represent those of Elsevier.