WR

Wayne R. Ritchie

📍 Iron River, MI: #4 of 20 inventorsTop 20%
🗺 Michigan: #694 of 3,452 inventorsTop 25%
Overall (1989): #45,543 of 140,708Top 35%
1
Patents 1989

Issued Patents 1989

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
4867402 Receptacle for eyeglasses Steven B. Benson 1989-09-19