Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4618088 | Process for soldering a current connecting element and a current feed conductor of a heatable glass pane | — | 1986-10-21 |
| 4453669 | Electrically heated glass pane | Mario Roth | 1984-06-12 |