Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8778781 | Method of growing a thin film, a method of forming a structure and a device | Christian Lang, Thomas Heinz-Helmut Altebaeumer, Stephen Day, Jonathan Heffernan | 2014-07-15 |
| 8461451 | Vertical junction tandem/multi-junction PV device | Stephen Day | 2013-06-11 |