Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10192739 | Layered semiconductor substrate with reduced bow having a group III nitride layer and method for manufacturing it | Peter Storck, Guenter Sachs, Ute Rothammer, Sarad Bahadur Thapa, Helmut Schwenk +2 more | 2019-01-29 |
| 5089082 | Process and apparatus for producing silicon ingots having high oxygen content by crucible-free zone pulling, silicon ingots obtainable thereby and silicon wafers produced therefrom | Wilfried von Ammon, Heinz Winterer | 1992-02-18 |