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

Derrick Black

UNUnknown: 1 patents #29,356 of 83,584Top 40%
Xerox: 1 patents #5,237 of 8,622Top 65%
General Motors: 1 patents #9,361 of 18,328Top 55%
Michigan: #22,048 of 86,293 inventorsTop 30%
Overall (All Time): #1,216,256 of 4,157,543Top 30%
4 Patents All Time

Issued Patents All Time

Showing 1–4 of 4 patents

Patent #TitleCo-InventorsDate
8628449 Low mass planetary carrier and clutch housing Boris Burgman, David M. Zini 2014-01-14
7572567 Processes for aggregating toner components Joo T. Chung, Zhen Lai, Joseph L. Leonardo, Robert R. Heim 2009-08-11
7127967 Power transfer unit Dennis Cook, George Leposky, John Jennings, Jonathan Adler 2006-10-31
D517284 Medical hat 2006-03-21