JR

John A. Ramthun

3M: 1 patents #373 of 989Top 40%
📍 Hudson, WI: #17 of 59 inventorsTop 30%
🗺 Wisconsin: #1,040 of 3,572 inventorsTop 30%
Overall (2011): #258,139 of 364,097Top 75%
1
Patents 2011

Issued Patents 2011

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
7957000 Web inspection calibration system and related methods David L. Hofeldt, Derek H. Justice, Catherine P. Tarnowski, Wenyuan Xu 2011-06-07