Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4713527 | Radiant heating unit | Robert Kicherer, Felix Schreder | 1987-12-15 |
| 4538051 | Heating element for heating boiling plates, hotplates and the like | Felix Schreder, Eugen Wilde | 1985-08-27 |