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

Robert N. Mansur

TUTuthill: 2 patents #22 of 63Top 35%
Cary, NC: #1,796 of 3,681 inventorsTop 50%
North Carolina: #18,756 of 45,564 inventorsTop 45%
Overall (All Time): #2,203,607 of 4,157,543Top 55%
2 Patents All Time

Issued Patents All Time

Showing 1–2 of 2 patents

Patent #TitleCo-InventorsDate
6581458 Precalibrated flow meter with airflow compensator John E. Hathaway, Stephen Lund, Kraig J. Schlosser, John D. Buskirk 2003-06-24
6474132 Precalibrated flow meter John E. Hathaway, Stephen Lund, Kraig J. Schlosser, John D. Buskirk 2002-11-05