DH

Derek J. Hartwell

FI Finn: 2 patents #1 of 4Top 25%
🗺 Ohio: #710 of 5,836 inventorsTop 15%
Overall (2003): #70,214 of 273,478Top 30%
2
Patents 2003

Issued Patents 2003

Showing 1–2 of 2 patents

Patent #TitleCo-InventorsDate
D470512 Skid loader Christopher S. Miller, Jeffrey Stanley 2003-02-18
D470513 Skid loader Christopher S. Miller, Jeffrey Stanley 2003-02-18