Issued Patents All Time
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 12173804 | Self-sealing backdraft damper | Elena Aleksandrova Stefanova | 2024-12-24 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 12173804 | Self-sealing backdraft damper | Elena Aleksandrova Stefanova | 2024-12-24 |