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

Zachary A. Schaefer

3M: 3 patents #4,214 of 11,543Top 40%
Minneapolis, MN: #1,962 of 6,114 inventorsTop 35%
Minnesota: #19,064 of 52,454 inventorsTop 40%
Overall (All Time): #1,464,361 of 4,157,543Top 40%
3 Patents All Time

Issued Patents All Time

Showing 1–3 of 3 patents

Patent #TitleCo-InventorsDate
D864510 Cleaning tool Thomas Meier, Mark W. Baldwin, Mario A. Davenport, Daniel J. Rebecca, Dennis G. Johnson +2 more 2019-10-22
D854269 Cleaning tool Thomas Meier, Mark W. Baldwin, Megan E. Renner, Matthew D. Chaffee, Michael C. Mooney 2019-07-16
D842570 Cleaning tool Thomas Meier, Mark W. Baldwin, Megan E. Renner, Matthew D. Chaffee, Michael C. Mooney 2019-03-05