Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 12305878 | System for air conditioning the interior of a building that guides exhaust air into a fluid reservoir via a heat exchanger | Gerhard IHLE, Islam Elhelaly | 2025-05-20 |
| 12281848 | Heat exchanger arrangement | Gerhard IHLE | 2025-04-22 |
| 12209809 | Device for an energy transfer and for an energy storage in a liquid reservoir | Gerhard IHLE, Islam Elhelaly | 2025-01-28 |
| 11774185 | Device for energy transfer and for energy storage in a liquid reservoir | Guenther Schwenk | 2023-10-03 |
| 10577769 | Shoring system for laying pipe in a trench, supporting unit therefor and method therefor | Mario Lopez | 2020-03-03 |