RJ

Roger Alexander Johnston

FS Framing Systems: 1 patents #1 of 3Top 35%
📍 Bratenahl, OH: #1 of 4 inventorsTop 25%
🗺 Ohio: #2,203 of 6,963 inventorsTop 35%
Overall (2023): #278,050 of 537,848Top 55%
1
Patents 2023

Issued Patents 2023

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
11821202 Prefabricated concrete form with stairs Kevin Roger Wyman, Trevor Frank Wyman 2023-11-21