Protective Shield Development (IMAGE) Graz University of Technology Caption The protective shield was developed at the Schumpeter Laboratory for Innovation at TU Graz , and the first 10,000 units are also being manufactured here. Credit © Lunghammer - TU Graz Usage Restrictions None License Licensed content Disclaimer: AAAS and EurekAlert! are not responsible for the accuracy of news releases posted to EurekAlert! by contributing institutions or for the use of any information through the EurekAlert system.