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Patent Leaderboard
USPTO Patent Rankings Data through Dec 31, 2025
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Rhys Michael Evans — 2 Patents

GEGeosource: 1 patents #20 of 55Top 40%
I(I/O Exploration Products (U.S.A.): 1 patents #2 of 12Top 20%
Houston, TX: #8,734 of 21,073 inventorsTop 45%
Texas: #52,941 of 125,132 inventorsTop 45%
Overall (All Time): #1,709,992 of 4,157,543Top 45%
2 Patents All Time
Rhys Michael Evans has been granted 2 US patents while listed as an inventor at Geosource. The first was granted in 1987 and the most recent in September 1997. Rhys Michael Evans ranks #1,709,992 of 4,157,543 US inventors in our database (top 41.1%). Patent records list Rhys Michael Evans in Houston, TX, US.

Issued Patents All Time

Showing 1–2 of 2 patents

Patent #TitleCo-InventorsDate
5666328 Three axis seismic vibrator John Crowell, James Teske 1997-09-09
4692912 Automatic force control for a seismic vibrator Allan H. Mueller, Dean Perkins 1987-09-08