Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4374655 | Humidity controller | Philomena Grodzka, James W. Fletcher | 1983-02-22 |
| 4189848 | Energy-efficient regenerative liquid desiccant drying process | Suk M. Ko, Philomena Grodzka | 1980-02-26 |