RR

Robert E. Ryan

📍 Highland Heights, OH: #2 of 13 inventorsTop 20%
🗺 Ohio: #979 of 4,093 inventorsTop 25%
Overall (1994): #73,589 of 165,921Top 45%
1
Patents 1994

Issued Patents 1994

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
5375816 Slag detecting device and method Donald O. Bolger 1994-12-27