Issued Patents All Time
Showing 1–5 of 5 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6056808 | Modular and low power ionizer | — | 2000-05-02 |
| 5578112 | Modular and low power ionizer | — | 1996-11-26 |
| 4914706 | Masking sound device | — | 1990-04-03 |
| 4881869 | Furnace charging throat construction | Bernhard Henneken, Burno Kammerling, Eckhard-K. Scholz, Wolfgang Schroeder | 1989-11-21 |
| 4878655 | Furnace charging throat construction | Bernhard Henneken, Bruno Kammerling, Eckhard-K. Scholz, Wolfgang Schröder | 1989-11-07 |