Issued Patents All Time
Showing 1–8 of 8 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 12359948 | Portable gas monitor | David Ernest Walder, Holden Chase Leblanc, Steve Woodrow Smith, Daniel Dwayne Duncan | 2025-07-15 |
| 12214390 | Portable gas monitor | — | 2025-02-04 |
| 11872609 | Portable gas monitor | — | 2024-01-16 |
| 11504754 | Portable gas monitor | — | 2022-11-22 |
| 10150146 | Portable gas monitor | — | 2018-12-11 |
| 9592543 | Portable gas monitor | — | 2017-03-14 |
| 8168121 | Portable gas monitor | — | 2012-05-01 |
| 8163242 | Portable gas monitor | — | 2012-04-24 |