Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7639219 | Burst pulse circuit for signal lights and method | Shawn Gallagher, Matthew Johnson | 2009-12-29 |
| 7372441 | Burst pulse circuit for signal lights and method | Shawn Gallagher, Matthew Johnson | 2008-05-13 |
| 7071633 | Burst pulse circuit for signal lights and method | Shawn Gallagher, Matthew Johnson | 2006-07-04 |