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

David Close

Texas: #3,688 of 11,512 inventorsTop 35%
Overall (2011): #324,944 of 364,097Top 90%
1 Patents 2011

Issued Patents 2011

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
7881155 Pressure release encoding system for communicating downhole information through a wellbore to a surface location 2011-02-01