RZ

Richard C. Zielie

Caterpillar: 2 patents #2,982 of 8,398Top 40%
📍 Yorkville, IL: #54 of 144 inventorsTop 40%
🗺 Illinois: #34,584 of 84,256 inventorsTop 45%
Overall (All Time): #2,214,831 of 4,157,543Top 55%
2
Patents All Time

Issued Patents All Time

Showing 1–2 of 2 patents

Patent #TitleCo-InventorsDate
6402177 Hitch assembly for the front frame of an articulated construction machine Eliseo J. Carmona, Yon C. Chong, Timothy S. Conroy, James K. Mathieu, Daniel R. Neitzel +2 more 2002-06-11
5988309 Frame assembly for an articulated construction machine Yon C. Chong, Craig W. Riediger, Daniel R. Neitzel, Timothy S. Conroy, Charles F. Sieck +1 more 1999-11-23