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USPTO Patent Rankings Data through Dec 31, 2025
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Steven K. Ma — 3 Patents

COCodexis: 3 patents #142 of 250Top 60%
Foster City, CA: #958 of 2,058 inventorsTop 50%
California: #150,760 of 386,348 inventorsTop 40%
Overall (All Time): #1,328,092 of 4,157,543Top 35%
3 Patents All Time
Steven K. Ma has been granted 3 US patents while listed as an inventor at Codexis. The first was granted in 2006 and the most recent in October 2010. Steven K. Ma ranks #1,328,092 of 4,157,543 US inventors in our database (top 31.9%). Patent records list Steven K. Ma in Foster City, CA, US.

Issued Patents All Time

Showing 1–3 of 3 patents

Patent #TitleCo-InventorsDateApprox Value ⓘ
7807423 Enzymatic processes for the production of 4-substituted 3-hydroxybutyric acid derivatives S. Christopher Davis, John H. Grate, David R. Gray, John M. Gruber, Gjalt W. Huisman +3 more 2010-10-05 $5,868,000
7132267 Enzymatic processes for the production of 4-substituted 3-hydroxybutyric acid derivatives and vicinal cyano, hydroxy substituted carboxylic acid esters S. Christopher Davis, John H. Grate, David R. Gray, John M. Gruber, Gjalt W. Huisman +3 more 2006-11-07
7125693 Enzymatic processes for the production of 4-substituted 3-hydroxybutyric acid derivatives S. Christopher Davis, John H. Grate, David R. Gray, John M. Gruber, Gjalt W. Huisman +3 more 2006-10-24