Issued Patents All Time
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8097318 | Glass-metal connection, in particular for a vacuum-tube solar collector | Wilfried Schaffrath, Tobias Köhler | 2012-01-17 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8097318 | Glass-metal connection, in particular for a vacuum-tube solar collector | Wilfried Schaffrath, Tobias Köhler | 2012-01-17 |