HW

Harold L. Wieland

DT Diesel Technology: 2 patents #8 of 40Top 20%
📍 Jenison, MI: #57 of 168 inventorsTop 35%
🗺 Michigan: #35,034 of 86,293 inventorsTop 45%
Overall (All Time): #2,303,391 of 4,157,543Top 60%
2
Patents All Time

Issued Patents All Time

Showing 1–2 of 2 patents

Patent #TitleCo-InventorsDate
5230613 Common rail fuel injection system Richard Lyons Hilsbos, Robert D. Straub, Richard F. Teerman, Robert C. Timmer 1993-07-27
5133645 Common rail fuel injection system Patrick Joseph Crowley, Richard Lyons Hilsbos, Robert D. Straub, Richard F. Teerman, Robert C. Timmer 1992-07-28