Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9863106 | Roadway guardrail system | Steven J. Conway, Dallas James | 2018-01-09 |
| 8807536 | Roadway guardrail system | Steven J. Conway, Dallas James | 2014-08-19 |
| 8353499 | Roadway guardrail system | Steven J. Conway, Dallas James | 2013-01-15 |
| 8246013 | Cable guardrail system and hanger | Dallas James, Steven J. Conway | 2012-08-21 |
| 7878485 | Roadway guardrail system | Steven J. Conway, Dallas James | 2011-02-01 |
| 6948703 | Locking hook bolt and method for using same | Dean C. Alberson, D. Lance Bullard, Jr., Roger P. Bligh, C. Eugene Buth | 2005-09-27 |
| 5957425 | Safety sign post with breakaway connection | Steven J. Conway | 1999-09-28 |