SH

Stephen Richard Hartshorn

3M: 2 patents #5,326 of 11,543Top 50%
📍 Woodbury, MN: #920 of 1,562 inventorsTop 60%
🗺 Minnesota: #23,881 of 52,454 inventorsTop 50%
Overall (All Time): #2,099,751 of 4,157,543Top 55%
2
Patents All Time

Issued Patents All Time

Showing 1–2 of 2 patents

Patent #TitleCo-InventorsDate
8329851 Functional polymer with a pendant color changing indicator Yifan Zhang, Yi He, Diane R. Wolk, Mark W. Nelson, Larry R. Krepski +1 more 2012-12-11
7018496 Curable mechanical fasteners Clayton A. George, Paul D. Driscoll, Morgan J. Tamsky 2006-03-28