Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5435988 | Clathrasil of the dodecasil 1 H structural type having a small average crystal size | Michael Grebner, Axel Reich, Klaus Unger | 1995-07-25 |
| 5368836 | Low-template clathrasil | Michael Grebner, Axel Reich, Horst Reichert, Klaus Unger | 1994-11-29 |