WZ

William Damm Zopf

TH The Heil: 2 patents #52 of 91Top 60%
JD John Deere: 2 patents #2,042 of 5,518Top 40%
📍 Dubuque, IA: #164 of 571 inventorsTop 30%
🗺 Iowa: #3,757 of 15,303 inventorsTop 25%
Overall (All Time): #1,202,522 of 4,157,543Top 30%
4
Patents All Time

Issued Patents All Time

Showing 1–4 of 4 patents

Patent #TitleCo-InventorsDate
9291523 Automated diagnostics for crawler transmission hydraulic circuits 2016-03-22
6213244 Multi function control mechanism Van E. Waggoner, Douglas Brian Stickney 2001-04-10
5607277 Automated intermediate container and method of use 1997-03-04
5484245 Motor powered intermediate container and method of use 1996-01-16