Issued Patents All Time
Showing 1–6 of 6 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 12330001 | Fire protection systems and methods using fire protection devices installed in pipe fittings with an internally housed seal member | Shawn J. Feenstra, Derek John Scheffers | 2025-06-17 |
| 12257465 | Fire protection systems and methods using fire protection devices installed in pipe fittings with an internally housed seal member | Shawn J. Feenstra, Derek John Scheffers | 2025-03-25 |
| 11998938 | Fire protection sprinkler guard | Martin H. Workman, Scott T. Franson | 2024-06-04 |
| 11872425 | Fire protection systems and methods using fire protection devices installed in pipe fittings with an internally housed seal member | Shawn J. Feenstra, Derek John Scheffers | 2024-01-16 |
| 11577108 | Dry sprinkler assemblies for fire protection sprinkler systems | Andrew T. Thompson, Sylvain Coupal | 2023-02-14 |
| 11548027 | Fire protection sprinkler guard | Scott T. Franson, Martin H. Workman | 2023-01-10 |