Patent Leaderboard
USPTO Patent Rankings Data through Sept 30, 2025
RK

Robert D. Kuehn — 5 Patents

3M: 5 patents #2,937 of 11,543Top 30%
Eagan, MN: #216 of 891 inventorsTop 25%
Minnesota: #13,602 of 52,454 inventorsTop 30%
Overall (All Time): #1,038,282 of 4,157,543Top 25%
5 Patents All Time

Issued Patents All Time

Showing 1–5 of 5 patents

Patent #TitleCo-InventorsDate
6960079 Orthodontic adhesives and appliances including an adhesive on the base of the appliance Joan V. Brennan, Sumita B. Mitra, Mark S. Schaberg, Joel D. Oxman, Darrell S. James +2 more 2005-11-01
6315566 Dental materials Byron C. Shen, Sumita B. Mitra, Xiaodong Zhang 2001-11-13
5922786 Dental primer composition Sumita B. Mitra 1999-07-13
4582111 Radiation absorbing surfaces Valdis Mikelsons, Gary L. Dorer 1986-04-15
4396643 Radiation absorbing surfaces Valdis Mikelsons, Gary L. Dorer 1983-08-02