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

Douglas M. Campbell

Abbott: 2 patents #2,462 of 5,431Top 50%
Meadowlark Drive, TX: #70 of 155 inventorsTop 50%
Texas: #52,441 of 125,132 inventorsTop 45%
Overall (All Time): #1,926,377 of 4,157,543Top 50%
2 Patents All Time

Issued Patents All Time

Showing 1–2 of 2 patents

Patent #TitleCo-InventorsDate
D837401 Carrier for use in a diagnostic analyzer Gregory E. Gardner, Roger H. Simonsen 2019-01-01
8784734 Reusable sheaths for separating magnetic particles Gregory E. Gardner 2014-07-22