Issued Patents 2025
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 12297696 | Operator governor release for fire shutters | Brian Rishi Kachchakaduge Fernando, David Dawdy | 2025-05-13 |
| 12264539 | Guide closing mechanism for fire shutters | Brian Rishi Kachchakaduge Fernando, Christopher John Rebarchak | 2025-04-01 |