DH

Donald L. Humble

📍 Mandan, ND: #27 of 55 inventorsTop 50%
🗺 North Dakota: #1,185 of 2,395 inventorsTop 50%
Overall (All Time): #3,365,848 of 4,157,543Top 85%
1
Patents All Time

Issued Patents All Time

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
7427078 Wheelchair swing away system Richard F. Long 2008-09-23