Issued Patents All Time
Showing 1–7 of 7 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9863106 | Roadway guardrail system | Frederick Mauer, IV, Dallas James | 2018-01-09 |
| 8807536 | Roadway guardrail system | Frederick Mauer, IV, Dallas James | 2014-08-19 |
| 8353499 | Roadway guardrail system | Frederick Mauer, IV, Dallas James | 2013-01-15 |
| 8246013 | Cable guardrail system and hanger | Frederick Mauer, IV, Dallas James | 2012-08-21 |
| 7878485 | Roadway guardrail system | Frederick Mauer, IV, Dallas James | 2011-02-01 |
| 6214450 | High solids water-borne surface coating containing hollow particulates | Frank Wickert, Donald C. Portfolio, Gregory P. Bidinger, Stephen Peters | 2001-04-10 |
| 5957425 | Safety sign post with breakaway connection | Frederick Mauer, IV | 1999-09-28 |