Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11739531 | Limiting ice and ice dam formation and related methods and devices | David Dellal, Joanna Zhu | 2023-08-29 |
| 11414871 | Limiting ice and ice dam formation and related methods and devices | David Dellal, Joanna Zhu | 2022-08-16 |