RR

Ralph G. Ridenour

📍 Mansfield, OH: #1 of 19 inventorsTop 6%
🗺 Ohio: #108 of 3,574 inventorsTop 4%
Overall (1989): #7,810 of 140,708Top 6%
3
Patents 1989

Issued Patents 1989

Showing 1–3 of 3 patents

Patent #TitleCo-InventorsDate
4881822 Outdoor temperature sensing assembly 1989-11-21
4871199 Double bead tube fitting Thomas Stanton 1989-10-03
4795499 Duct mount sensor assembly 1989-01-03