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Patent Leaderboard
USPTO Patent Rankings Data through Dec 31, 2025
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Ralph E. Agnew — 2 Patents

MCMcculloch: 2 patents #12 of 34Top 40%
Gardena, CA: #116 of 346 inventorsTop 35%
California: #187,151 of 386,348 inventorsTop 50%
Overall (All Time): #1,709,992 of 4,157,543Top 45%
2 Patents All Time
Ralph E. Agnew has been granted 2 US patents while listed as an inventor at Mcculloch. The first was granted in 1983 and the most recent in January 1986. Ralph E. Agnew ranks #1,709,992 of 4,157,543 US inventors in our database (top 41.1%). Patent records list Ralph E. Agnew in Gardena, CA, US.

Issued Patents All Time

Showing 1–2 of 2 patents

Patent #TitleCo-InventorsDate
4563311 Carburetor valve 1986-01-07
4418790 Method and apparatus for attenuating sound 1983-12-06