Sensera's Covid-19 Detection Sensor, page-197

"'The company received a Breakthrough Device designation from the FDA in January 2019 for its first application as a screen to a CT scan for patients suspected of having mild traumatic brain injury.NanoDx anticipates entering the European market this Summer, 2020; and subject to FDA clearance, the company plans to launch its products in the U.S. market later this year. It is also developing, on the same nanotechnology platform, a rapid test to identify active SARS CoV-2 Antigen from a drop of blood or saliva.'"

https://www.finsmes.com/2020/07/biodirection-closes-18m-series-c-financing.html

So who was doing their previous nanotec platform?