Issued Patents All Time
Showing 1–9 of 9 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| RE50140 | Master/slave shaft assembly for fire door and curtain | Ashraf Gomaa, Andrew C. Lambridis | 2024-09-24 |
| 11878193 | Self-sealing multi-segment retractable fire curtain | Andrew C. Lambridis, Ashraf Gomaa | 2024-01-23 |
| 11566467 | Slatted door with increased impact resistance | Andrew C. Lambridis, Ashraf Gomaa, Vadim Litman, Steven Kyle Anderson | 2023-01-31 |
| 10864394 | Balancing strip collector for retractable curtain | Ashraf Gomaa, Andrew C. Lambridis | 2020-12-15 |
| 10794112 | Slatted door with increased impact resistance | Andrew C. Lambridis, Ashraf Gomaa, Vadim Litman, Steven Kyle Anderson | 2020-10-06 |
| 10632964 | Seatbelt buckle with built-in cutter | Wilson Gutierrez | 2020-04-28 |
| 10145174 | Master/slave shaft assembly for fire door and curtain | Ashraf Gomaa, Andrew C. Lambridis | 2018-12-04 |
| 9267326 | Drive assisted roller assembly for rolling door | Ashraf Gomaa, Andrew C. Lambridis | 2016-02-23 |
| 8307877 | Two-sided fire door with single motor drive | Andrew C. Lambridis, Ashraf Gomaa | 2012-11-13 |