Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5947102 | Method for cutting wafers from a crystal | Vernon E. Knepprath, Walter Frank, Maximilian Kaeser | 1999-09-07 |
| 5213451 | Apparatus and method of automatically separating stacked wafers | Walter Frank, Gerhard Spatzier | 1993-05-25 |