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Patent Leaderboard
USPTO Patent Rankings Data through Dec 31, 2025
SM

Stephen Merkel — 6 Patents

CFCfph: 4 patents #56 of 121Top 50%
FPFluid Controls Pvt.: 1 patents #4 of 8Top 50%
Beaver, PA: #50 of 238 inventorsTop 25%
Pennsylvania: #13,718 of 74,527 inventorsTop 20%
Overall (All Time): #779,687 of 4,157,543Top 20%
6 Patents All Time
Stephen Merkel has been granted 6 US patents while listed as an inventor at Cfph. The first was granted in 1980 and the most recent in May 2023. Stephen Merkel ranks #779,687 of 4,157,543 US inventors in our database (top 18.8%). Patent records list Stephen Merkel in Beaver, PA, US.

Patents per Year

Patents granted per year, 1980 to 2023Bar chart with a peak of 2 patents in 2018.peak 21980: 1 patents19802018: 2 patents20182019: 1 patents20192021: 1 patents20212023: 1 patents2023

Issued Patents All Time

Showing 1–6 of 6 patents

Patent #TitleCo-InventorsDate
11638864 Instructional surface with haptic and optical elements Jason Poulos 2023-05-02
10953306 Instructional surface with haptic and optical elements Jason Poulos 2021-03-23
10293240 Instructional surface with haptic and optical elements Jason Poulos 2019-05-21
10124983 Crepe paper dispenser Karen Merkel 2018-11-13
9993715 Instructional surface with haptic and optical elements Jason Poulos 2018-06-12
4197871 Fluid control valve 1980-04-15