Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10787772 | Modular turf sports field and appurtenant assemblies, equipment and methods | — | 2020-09-29 |
| 9120004 | Sports stadium with removable turf field | Claus Johannsen | 2015-09-01 |