DR

Douglas C. Ruch

DO Donnelly: 1 patents #19 of 47Top 45%
📍 Zeeland, MI: #6 of 15 inventorsTop 40%
🗺 Michigan: #1,023 of 4,492 inventorsTop 25%
Overall (1997): #50,475 of 185,788Top 30%
1
Patents 1997

Issued Patents 1997

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
5688022 Modular panel assembly Edward R. Adams 1997-11-18