Issued Patents 2021
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11132891 | Self-testing fire sensing device | Christopher Dearden, Michael Barson | 2021-09-28 |
| 11127284 | Self-calibrating fire sensing device | Michael Barson, Christopher Dearden | 2021-09-21 |
| 11080979 | Alarming system for multi-unit buildings | Michael Barson, Jeffrey Alan Doggett | 2021-08-03 |
| 11024154 | Self-testing fire sensing device | Scott Lang, Michael Barson, Christopher Dearden | 2021-06-01 |