Patent Leaderboard
USPTO Patent Rankings Data through Dec 31, 2025
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Amy Pfeifer — 1 Patent

WAWalgreen: 1 patents #194 of 293Top 70%
Chicago, IL: #7,600 of 13,327 inventorsTop 60%
Illinois: #49,230 of 84,256 inventorsTop 60%
Overall (All Time): #2,406,284 of 4,157,543Top 60%
1 Patents All Time
Amy Pfeifer has been granted 1 US patent while listed as an inventor at Walgreen. All of these patents were granted in 2017. Amy Pfeifer ranks #2,406,284 of 4,157,543 US inventors in our database (top 57.9%). Patent records list Amy Pfeifer in Chicago, IL, US.

Issued Patents All Time

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDateApprox Value ⓘ
9779631 Facilitating patient communication using branching logic in an outpatient oncology treatment regimen Richard G. Miller, Rhonda Letwin 2017-10-03 $134,800,000