HS

Harold G. Simpson

HS Harold Simpson: 2 patents #1 of 2Top 50%
📍 Oklahoma City, OK: #2 of 81 inventorsTop 3%
🗺 Oklahoma: #96 of 811 inventorsTop 15%
Overall (2011): #97,887 of 364,097Top 30%
2
Patents 2011

Issued Patents 2011

Showing 1–2 of 2 patents

Patent #TitleCo-InventorsDate
7984596 Roof assembly improvements providing increased load bearing Leo E. Neyer 2011-07-26
7874117 Standing seam roof assembly — 2011-01-25