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

David L. Lampert

UNUnknown: 2 patents #12,644 of 83,584Top 20%
Monticello, IL: #16 of 42 inventorsTop 40%
Illinois: #21,447 of 84,256 inventorsTop 30%
Overall (All Time): #1,204,289 of 4,157,543Top 30%
4 Patents All Time

Issued Patents All Time

Showing 1–4 of 4 patents

Patent #TitleCo-InventorsDate
9381401 Range of motion machine and method and adjustable crank Stephen John Briggs, Edward William Cler, Daniel David Horein, Brian P. Lilly, Benjamin Berton Rund 2016-07-05
9352189 Range of motion machine and method and adjustable crank Stephen John Briggs, Edward William Cler, Daniel David Horein, Brian P. Lilly, Benjamin Berton Rund 2016-05-31
9044630 Range of motion machine and method and adjustable crank Stephen John Briggs, Edward William Cler, Daniel David Horein, Brian P. Lilly, Benjamin Berton Rund 2015-06-02
5622443 Couplings Cary Hamilton 1997-04-22