Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9568107 | Mechanical seal | Tobias Hoffmann | 2017-02-14 |
| 6051498 | Method for manufacturing a semiconductor wafer which is coated on one side and provided with a finish | Georg Pietsch, Ernst Feuchtinger | 2000-04-18 |
| 5911461 | Carrier for a semiconductor wafer and use of the carrier | Dieter Seifert | 1999-06-15 |