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

David J. Thomas — 5 Patents

KAKalypsys: 5 patents #5 of 42Top 15%
ALAlcon Laboratories: 1 patents #165 of 314Top 55%
San Diego, CA: #7,328 of 23,606 inventorsTop 35%
California: #107,996 of 386,348 inventorsTop 30%
Overall (All Time): #907,971 of 4,157,543Top 25%
5 Patents All Time
David J. Thomas has been granted 5 US patents while listed as an inventor at Kalypsys. The first was granted in 2010 and the most recent in July 2015. David J. Thomas ranks #907,971 of 4,157,543 US inventors in our database (top 21.8%). Patent records list David J. Thomas in San Diego, CA, US.

Patents per Year

Patents granted per year, 2010 to 2015Bar chart with a peak of 2 patents in 2012.peak 22010: 1 patents20102011: 1 patents20112012: 2 patents20122015: 1 patents2015

Issued Patents All Time

Showing 1–5 of 5 patents

Patent #TitleCo-InventorsDate
9078887 Bicyclic heteroaryl inhibitors of PDE4 Steven P. Govek, Andrew K. Shiau, Stewart A. Noble 2015-07-14
8258154 Bicyclic heteroaryl inhibitors of PDE4 Steven P. Govek, Andrew K. Shiau, Stewart A. Noble 2012-09-04
8138205 Heteroarylalkoxy-substituted quinolone inhibitors of PDE4 Steven P. Govek, Clay Beauregard, Daniel A. Gamache, Mark R. Hellberg, Stewart A. Noble +2 more 2012-03-20
8080563 Bicyclic heteroaryl inhibitors of PDE4 Steven P. Govek, Andrew K. Shiau, Stewart A. Noble 2011-12-20
7745646 Bicyclic heteroaryl inhibitors of PDE4 Steven P. Govek, Andrew K. Shiau, Stewart A. Noble 2010-06-29