Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8256183 | Safety feature for a roof | Hans Antonius Borra | 2012-09-04 |
| 8177027 | Safety measure for a pitched roof | Hans Antonius Borra | 2012-05-15 |
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8256183 | Safety feature for a roof | Hans Antonius Borra | 2012-09-04 |
| 8177027 | Safety measure for a pitched roof | Hans Antonius Borra | 2012-05-15 |