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USPTO Patent Rankings Data through Dec 31, 2025
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Daniel B. Eickemeyer — 2 Patents

ARAtlantic Richfield: 2 patents #289 of 1,068Top 30%
Crete, IL: #28 of 82 inventorsTop 35%
Illinois: #34,875 of 84,256 inventorsTop 45%
Overall (All Time): #1,709,992 of 4,157,543Top 45%
2 Patents All Time
Daniel B. Eickemeyer has been granted 2 US patents while listed as an inventor at Atlantic Richfield. The first was granted in 1981 and the most recent in August 1984. Daniel B. Eickemeyer ranks #1,709,992 of 4,157,543 US inventors in our database (top 41.1%). Patent records list Daniel B. Eickemeyer in Crete, IL, US.

Issued Patents All Time

Showing 1–2 of 2 patents

Patent #TitleCo-InventorsDateApprox Value ⓘ
4466883 Needle coke process and product Maurice K. Rausch, Gerald E. Tollefsen 1984-08-21 $33,874,000
4263127 White oil process Maurice K. Rausch, Gerald E. Tollefsen 1981-04-21 $17,236,000