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Patent Leaderboard
USPTO Patent Rankings Data through Dec 31, 2025
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David Flax — 2 Patents

PKPkl: 1 patents #9 of 11Top 85%
Laguna Niguel, CA: #482 of 1,027 inventorsTop 50%
California: #187,151 of 386,348 inventorsTop 50%
Overall (All Time): #1,709,992 of 4,157,543Top 45%
2 Patents All Time
David Flax has been granted 2 US patents while listed as an inventor at Pkl. The first was granted in 2011 and the most recent in November 2012. David Flax ranks #1,709,992 of 4,157,543 US inventors in our database (top 41.1%). Patent records list David Flax in Laguna Niguel, CA, US.

Issued Patents All Time

Showing 1–2 of 2 patents

Patent #TitleCo-InventorsDate
8303707 Restraining expansive concrete with non-metallic fibers Edward K. Rice, Eric P. Bescher, Daniel Goods, Kyle de Bruyn 2012-11-06
7988782 Methods for restraining expansive concrete Edward K. Rice, Eric P. Bescher, Daniel Goods, Kyle de Bruyn 2011-08-02