Issued Patents All Time
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7771530 | Process and apparatus for producing a silicon single crystal | Janis Virbulis, Wilfried von Ammon, Erich Tomzig, Yuri Gelfgat | 2010-08-10 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7771530 | Process and apparatus for producing a silicon single crystal | Janis Virbulis, Wilfried von Ammon, Erich Tomzig, Yuri Gelfgat | 2010-08-10 |