| 10676943 |
Concrete form panel and a fastening system and method for fastening form hardware on the concrete form panel |
Brian Laures, Roman Brewka, Carlton P. Kenney |
2020-06-09 |
| 9765539 |
Concrete form panel and a fastening system and method for fastening form hardware on the concrete form panel |
Brian Laures, Roman Brewka, Carlton P. Kenney |
2017-09-19 |
| 8646223 |
Concrete building wall having cast-in-place window wells |
Roman Brewka, Julious Durwood Kaeding, Larry D. Austin, Leslie E. Howard, Kenneth S. Chastain |
2014-02-11 |
| 8205854 |
Form clamp |
Roman Brewka, Donald G. Peacock |
2012-06-26 |
| 7980044 |
Method for forming cast-in-place concrete window wells |
Roman Brewka, Julious Durwood Kaeding, Larry D. Austin, Leslie E. Howard, Kenneth S. Chastain |
2011-07-19 |
| 4744541 |
Multiple purpose concrete form |
Michael G. Carlson, Terry H. Jolin |
1988-05-17 |
| 4708315 |
Multiple purpose concrete form with side rail stiffeners |
Michael G. Carlson, Terry H. Jolin |
1987-11-24 |