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USPTO Patent Rankings Data through Dec 31, 2025
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John E. Stephens — 2 Patents

Abbott: 2 patents #3,130 of 5,509Top 60%
Chicago, IL: #5,248 of 13,327 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
John E. Stephens has been granted 2 US patents while listed as an inventor at Abbott. The first was granted in 1992 and the most recent in June 2002. John E. Stephens ranks #1,709,992 of 4,157,543 US inventors in our database (top 41.1%). Patent records list John E. Stephens in Chicago, IL, US.

Issued Patents All Time

Showing 1–2 of 2 patents

Patent #TitleCo-InventorsDateApprox Value ⓘ
6406841 Methods for the detection of HTLV-II antibodies employing novel HTLV-II NRA envelope peptides Helen Lee, Priscilla Swanson, Kenneth B. Idler, Joseph Rosenblatt, Irvin Chen +10 more 2002-06-18 $228,024,000
5120662 Multilayer solid phase immunoassay support and method of use Emerson W. Chan, Werner Schulze, William G. Robey, Brian P. Braun, Cynthia K. Daluga +7 more 1992-06-09 $17,801,000