Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 12297696 | Operator governor release for fire shutters | Brian Rishi Kachchakaduge Fernando, John Elias Bullen | 2025-05-13 |
| 11512523 | Fire rated door | — | 2022-11-29 |
| 10174545 | Fabric fire rated door | James Janick, Brian Feist, Ian Klish | 2019-01-08 |
| D810319 | Screen | — | 2018-02-13 |
| 9175513 | Fire door method of operation | — | 2015-11-03 |