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USPTO Patent Rankings Data through Dec 31, 2025
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Thomas E. Eagan — 2 Patents

Caterpillar: 1 patents #4,457 of 8,398Top 55%
Eureka, IL: #31 of 83 inventorsTop 40%
Illinois: #34,875 of 84,256 inventorsTop 45%
Overall (All Time): #1,709,992 of 4,157,543Top 45%
2 Patents All Time
Thomas E. Eagan has been granted 2 US patents while listed as an inventor at Caterpillar. The first was granted in 1995 and the most recent in May 1996. Thomas E. Eagan ranks #1,709,992 of 4,157,543 US inventors in our database (top 41.1%). Patent records list Thomas E. Eagan in Eureka, IL, US.

Issued Patents All Time

Showing 1–2 of 2 patents

Patent #TitleCo-InventorsDateApprox Value ⓘ
5521824 Method and apparatus for controlling an engine test apparatus using lead-lag control William Larson, Durwin D. Nigus 1996-05-28 $13,248,000
5435192 Method and apparatus for controlling an engine Durwin D. Nigus 1995-07-25