Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7380415 | Cooking device with a glass-ceramic panel providing a cooking surface in a variety of different colors and method of making same | Monica Cotlear De Witzmann, Angelina Milanovska, Dietmar Wennemann, Dieter Schoenig, Friedrich Siebers | 2008-06-03 |
| 6914223 | Cook-top | Cora Krause, Monica Cotlear De Witzmann, Bernd Schultheis, Claudia Booss, Ella Saar | 2005-07-05 |
| 6794020 | Cooking device with a glass-ceramic panel providing a cooking surface in a variety of different colors and method of making same | Monica Cotlear De Witzmann, Angelina Milanovska, Dietmar Wennemann, Dieter Schoenig, Friedrich Siebers | 2004-09-21 |