MR

Mark R. Rolf

CI Columbia Insurance: 6 patents #47 of 371Top 15%
📍 Fredericksburg, VA: #33 of 540 inventorsTop 7%
🗺 Virginia: #4,439 of 34,511 inventorsTop 15%
Overall (All Time): #691,965 of 4,157,543Top 20%
7
Patents All Time

Issued Patents All Time

Showing 1–7 of 7 patents

Patent #TitleCo-InventorsDate
11920339 Method of constructing a fire-resistive wall assembly Steven Brekke 2024-03-05
11649626 Hanger for fire separation wall Steven Brekke 2023-05-16
11021867 Hanger for fire separation wall Steven Brekke 2021-06-01
10316510 Hanger for fire separation wall Steven Brekke 2019-06-11
10184242 Hanger for fire separation wall Steven Brekke 2019-01-22
10024049 Hanger for fire separation wall Steven Brekke 2018-07-17
6148579 Prefabricated wood trusses with pre-braced compression web members 2000-11-21