Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9249663 | Impact resistant lagging, method for designing impact resistant lagging, and apparatus for testing impact resistant lagging | Kevin J. Ma, John C. Stankus, Dakota Faulkner, Demrey G. Brandon, John Feyrer | 2016-02-02 |
| 4917531 | Temporary device for use with a manhole support during street repairs | — | 1990-04-17 |
| 4808025 | Temporary device for use during street repairs | — | 1989-02-28 |