DS

David L. Simpson

UI U-Haul International: 25 patents #2 of 70Top 3%
MT Motive Drilling Technologies: 3 patents #16 of 22Top 75%
📍 Gilbert, AZ: #61 of 1,739 inventorsTop 4%
🗺 Arizona: #1,062 of 32,909 inventorsTop 4%
Overall (All Time): #137,398 of 4,157,543Top 4%
28
Patents All Time

Issued Patents All Time

Showing 26–28 of 28 patents

Patent #TitleCo-InventorsDate
D468993 Hook Edward J. Votruba, Patrick W. Breslin, Michael H. Dilgard, Thomas F. Bone 2003-01-21
D466391 Handle Edward J. Votruba, Patrick W. Breslin, Michael H. Dilgard, Thomas F. Bone 2002-12-03
D458285 Bushing Edward J. Votruba, Patrick W. Breslin, Michael H. Dilgard 2002-06-04