Patents per Year
Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date | Approx Value ⓘ |
|---|---|---|---|---|
| 8782984 | Concrete fillable wall formwork assembly with interconnectable formwork elements | William M. Bjerke | 2014-07-22 | $17,233,000 |
| 8322115 | Insert panel for concrete fillable formwork wall | William M. Bjerke | 2012-12-04 | $10,643,000 |
| 7559176 | Concrete fillable formwork wall | William M. Bjerke | 2009-07-14 | $4,851,000 |