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

John C. Clark — 5 Patents in 2019

3M: 5 patents #57 of 1,428Top 4%
Maplewood, MN: #3 of 70 inventorsTop 5%
Minnesota: #395 of 7,373 inventorsTop 6%
Overall (2019): #34,740 of 560,194Top 7%
5 Patents 2019

Issued Patents 2019

Showing 1–5 of 5 patents

Patent #TitleCo-InventorsDate
10513626 Stain resistant microsphere articles Christopher B. Walker, Jr., Tatsuo Fukushi, Thomas P. Klun, Vivek Krishnan, Alexander J. Kugel +3 more 2019-12-24
10486932 Web conveyance apparatus Kevin B. Newhouse, Bruce E. Tait 2019-11-26
10406537 Method of making a nozzle Jun-Ying Zhang, Michael R. Gorman, Haiyan Zhang, Raymond P. Johnston, Barry S. Carpenter 2019-09-10
10245812 Dual cure stain resistant microsphere articles Christopher B. Walker, Jr., Thomas P. Klun, Steven J. McMan, Abdullahi A. Mohamud, Alexander J. Kugel +1 more 2019-04-02
10239277 Flexible microsphere articles having high temperature stability Alexander J. Kugel, Vivek Krishnan, Christopher B. Walker, Jr. 2019-03-26