Patent Leaderboard
USPTO Patent Rankings Data through Dec 31, 2025
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Robert N. Mansur — 2 Patents

TUTuthill: 2 patents #22 of 63Top 35%
Cary, NC: #1,811 of 3,681 inventorsTop 50%
North Carolina: #18,944 of 45,564 inventorsTop 45%
Overall (All Time): #1,709,992 of 4,157,543Top 45%
2 Patents All Time
Robert N. Mansur has been granted 2 US patents while listed as an inventor at Tuthill. The first was granted in 2002 and the most recent in June 2003. Robert N. Mansur ranks #1,709,992 of 4,157,543 US inventors in our database (top 41.1%). Patent records list Robert N. Mansur in Cary, NC, US.

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