Patent Leaderboard
USPTO Patent Rankings Data through Dec 31, 2025
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David Plummer — 3 Patents

Overall (All Time): #1,328,092 of 4,157,543Top 35%
3 Patents All Time
David Plummer has been granted 3 US patents while listed as an inventor at Emerson Process Management Regulator Technologies. The first was granted in 2008 and the most recent in July 2024. David Plummer ranks #1,328,092 of 4,157,543 US inventors in our database (top 31.9%). Patent records list David Plummer in Coventry, TX, GB.

Patents per Year

Patents granted per year, 2008 to 2024Bar chart with a peak of 1 patents in 2008.peak 12008: 1 patents20082023: 1 patents20232024: 1 patents2024

Issued Patents All Time

Showing 1–3 of 3 patents

Patent #TitleCo-InventorsDate
12049963 Balanced plug assemblies and pressure regulators having balanced plug assemblies Ruben Longoria, Tony A. Durant, Andrew Da Costa 2024-07-30
11725743 Balanced plug assemblies and pressure regulators having balanced plug assemblies Ruben Longoria, Tony A. Durant, Andrew Da Costa 2023-08-15
D563456 Bow guide for stringed instruments 2008-03-04