Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8646223 | Concrete building wall having cast-in-place window wells | Roman Brewka, Ronald A. Ward, Larry D. Austin, Leslie E. Howard, Kenneth S. Chastain | 2014-02-11 |
| 7980044 | Method for forming cast-in-place concrete window wells | Roman Brewka, Ronald A. Ward, Larry D. Austin, Leslie E. Howard, Kenneth S. Chastain | 2011-07-19 |