Sigma Labs Inc (SASI)

[Envirosciguy]

Here's a connection between Thompson Friction Welding and Sigma Labs:

From the presentation you posted:

Thompson is a multi award winning part of the KUKA AG Group, a global business employing 13,000 staff worldwide with annual sales of 1.8 billion Euros. As well as its UK headquarters, Thompson has sales and service offices in China and the USA plus an extensive network of international agents. The company has 85 staff and annual sales of 30 million Euros.

The following is from Sigma Lab's 2011 10K:

KUKA is planning to put IPQA® onto their friction welding machine tools which will make parts for aerospace companies, both engine makers and air-framers. Members of our management team have worked with KUKA since 2006 and expect to broadly diffuse IPQA® into their product lines of production machines tools for many industries.