John A. Rolston

OF Owens-Corning Fiberglas: 1 patents #242 of 488Top 50%

📍 Granville, OH: #115 of 222 inventorsTop 55%

🗺 Ohio: #30,338 of 73,341 inventorsTop 45%

Overall (All Time): #2,371,713 of 4,157,543Top 60%

Patents All Time

Issued Patents All Time

Showing 1–2 of 2 patents

Patent #	Title	Co-Inventors	Date
4289427	Process for installing roof bolts	—	1981-09-15
4238437	Method for producing fiber reinforced product	—	1980-12-09