RH

Roberta M. Collins Harper

3M: 1 patents #7,233 of 11,543Top 65%
📍 Hudson, WI: #296 of 466 inventorsTop 65%
🗺 Wisconsin: #23,834 of 40,088 inventorsTop 60%
Overall (All Time): #3,666,730 of 4,157,543Top 90%
1
Patents All Time

Issued Patents All Time

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
5981033 Pavement marking tape Dale H. Haunschild, Neil A. Hodson, Warren J. Johnson, Terrence W. Miller, Larry K. Stump +1 more 1999-11-09