Patent Leaderboard
USPTO Patent Rankings Data through Dec 31, 2025
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Stacey L. Sprague — 3 Patents

BIBioe: 3 patents #3 of 7Top 45%
Lake Elmo, MN: #144 of 301 inventorsTop 50%
Minnesota: #19,251 of 52,454 inventorsTop 40%
Overall (All Time): #1,328,092 of 4,157,543Top 35%
3 Patents All Time
Stacey L. Sprague has been granted 3 US patents while listed as an inventor at Bioe. The first was granted in 2009 and the most recent in April 2012. Stacey L. Sprague ranks #1,328,092 of 4,157,543 US inventors in our database (top 31.9%). Patent records list Stacey L. Sprague in Lake Elmo, MN, US.

Patents per Year

Patents granted per year, 2009 to 2012Bar chart with a peak of 1 patents in 2009.peak 12009: 1 patents20092010: 1 patents20102012: 1 patents2012

Issued Patents All Time

Showing 1–3 of 3 patents

Patent #TitleCo-InventorsDate
8163275 Multi-lineage progenitor cells Daniel P. Collins, Barbara M. Tigges 2012-04-24
7670596 Multi-lineage progenitor cells Daniel P. Collins, Barbara M. Tigges 2010-03-02
7622108 Multi-lineage progenitor cells Daniel P. Collins, Barbara M. Tigges 2009-11-24