Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9899555 | Method for producing a rear-side contact system for a silicon thin-layer solar cell | Sven Ring, Moshe Weizman, Holger Rhein, Christof Schultz, Stefan Gall +1 more | 2018-02-20 |
| 5248487 | Process for the conversion of calcium sulfate dihydrate into alpha-hemihydrate | Jorg Bold, Jurgen Umlauf | 1993-09-28 |