Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7694672 | Solar collector panel for heating ventilation air | — | 2010-04-13 |
| 4361079 | Apparatus for extending ventilating conduits | Paul Schlager, Werner Korfmann | 1982-11-30 |
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7694672 | Solar collector panel for heating ventilation air | — | 2010-04-13 |
| 4361079 | Apparatus for extending ventilating conduits | Paul Schlager, Werner Korfmann | 1982-11-30 |