JD

John R. Ditsch

📍 Tinley Park, IL: #2 of 9 inventorsTop 25%
🗺 Illinois: #421 of 4,656 inventorsTop 10%
Overall (1997): #35,702 of 185,788Top 20%
2
Patents 1997

Issued Patents 1997

Showing 1–2 of 2 patents

Patent #TitleCo-InventorsDate
5690585 Hand development apparatus 1997-11-25
D385603 Hand development device with cover 1997-10-28