Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4900966 | Protection switch for vehicle dc window motor | Udo Winter | 1990-02-13 |
| 4371778 | Electric heating device employing PTC heating element for preheating of heating oil | Hans Meixner | 1983-02-01 |
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4900966 | Protection switch for vehicle dc window motor | Udo Winter | 1990-02-13 |
| 4371778 | Electric heating device employing PTC heating element for preheating of heating oil | Hans Meixner | 1983-02-01 |