DH

Derek J. Hartwell

FI Finn: 2 patents #1 of 4Top 25%
🗺 Ohio: #711 of 5,754 inventorsTop 15%
Overall (2002): #68,166 of 266,432Top 30%
2
Patents 2002

Issued Patents 2002

Showing 1–2 of 2 patents

Patent #TitleCo-InventorsDate
D466910 Skid loader Christopher S. Miller, Jeffrey Stanley 2002-12-10
D463454 Skid loader Christopher S. Miller, Jeffrey Stanley 2002-09-24