Issued Patents All Time
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11648427 | Fire-protection collar | Raymond Porter | 2023-05-16 |
| 11428347 | Fire-protection collar | Raymond Porter | 2022-08-30 |
| D954534 | Clip for a fire collar | Raymond Porter | 2022-06-14 |
| D902013 | Clip for a fire collar | Raymond Porter | 2020-11-17 |