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

David M. Armstrong

NVIDIA: 2 patents #2,855 of 7,811Top 40%
RHRivian Ip Holdings: 1 patents #320 of 670Top 50%
Stuart, FL: #142 of 557 inventorsTop 30%
Florida: #16,597 of 67,251 inventorsTop 25%
Overall (All Time): #1,405,649 of 4,157,543Top 35%
3 Patents All Time

Issued Patents All Time

Showing 1–3 of 3 patents

Patent #TitleCo-InventorsDate
11850948 Drag detection by electrical parameters Quentin Arthur Cradock Watson Spottiswoode 2023-12-26
8935126 Steam trap monitoring Rex Cheskaty, William Horton, Michael H. Gaines, Michael P. Hellman, Lawrence J. Grubka 2015-01-13
7702484 Steam trap monitoring Rex Cheskaty, William Horton, Michael H. Gaines, Michael P. Hellman, Lawrence J. Grubka 2010-04-20