Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 12409641 | Fire-resistant multi-layer membrane | Gurpreet Singh Sandhar | 2025-09-09 |
| 12403682 | Roofing underlayment | Gurpreet Singh Sandhar, Kenneth Russell Robson | 2025-09-02 |
| 11865821 | Fire-resistant multi-layer membrane | Gurpreet Singh Sandhar | 2024-01-09 |
| 11787162 | Roofing underlayment | Gurpreet Singh Sandhar, Kenneth Russell Robson | 2023-10-17 |