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USPTO Patent Rankings Data through Dec 31, 2025
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Ralph Westervelt — 1 Patent

JDJohn Deere: 1 patents #2,985 of 5,518Top 55%
East Peoria, IL: #216 of 393 inventorsTop 55%
Illinois: #49,230 of 84,256 inventorsTop 60%
Overall (All Time): #2,406,284 of 4,157,543Top 60%
1 Patents All Time
Ralph Westervelt has been granted 1 US patent while listed as an inventor at John Deere. All of these patents were granted in 1993. Ralph Westervelt ranks #2,406,284 of 4,157,543 US inventors in our database (top 57.9%). Patent records list Ralph Westervelt in East Peoria, IL, US.

Issued Patents All Time

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDateApprox Value ⓘ
5249870 Non-reversible thrust washer Corwin L. Klages 1993-10-05 $19,431,000