Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11148688 | Unattended railcar motion control system | Mark Charles Engelland, David Alexander Shaw | 2021-10-19 |
| 11137348 | Method and apparatus for sulfur fire-watch and detection | Carlito Rolland deSouza, David Alexander Shaw | 2021-10-05 |