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Patent Leaderboard
USPTO Patent Rankings Data through Dec 31, 2025
YH

Yu Hui — 3 Patents

Pfizer: 2 patents #2,085 of 5,153Top 45%
PFPurdue Research Foundation: 1 patents #1,409 of 3,174Top 45%
Lafayette, IN: #234 of 808 inventorsTop 30%
Indiana: #10,705 of 33,936 inventorsTop 35%
Overall (All Time): #1,328,092 of 4,157,543Top 35%
3 Patents All Time
Yu Hui has been granted 3 US patents while listed as an inventor at Pfizer. The first was granted in 1993 and the most recent in February 2009. Yu Hui ranks #1,328,092 of 4,157,543 US inventors in our database (top 31.9%). Patent records list Yu Hui in Lafayette, IN, US.

Patents per Year

Patents granted per year, 1993 to 2009Bar chart with a peak of 1 patents in 1993.peak 11993: 1 patents19932008: 1 patents20082009: 1 patents2009

Issued Patents All Time

Showing 1–3 of 3 patents

Patent #TitleCo-InventorsDateApprox Value ⓘ
7485641 Substituted 3-amino-pyrrolidino-4-lactams David W. Piotrowski, John William Benbow 2009-02-03 $210,361,000
7456186 Diphenylimidazopyrimidines as inhibitors of β-secretase Michael S. Malamas, James Joseph Erdei, Iwan Gunawan, Keith D. Barnes, Matthew Robert Johnson 2008-11-25 $361,450,000
5229419 Chemotherapeutically active acetogenins Jerry L. McLaughlin 1993-07-20