Inventor
VOLADRI RAMA
US37 patents
⚠️ This page may combine multiple inventors who share the name “VOLADRI RAMA”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
CODEXIS INC
28 patentsUS7977078B2Jul 12, 2011
Ketoreductase polypeptides for the production of (R)-3-hydroxythiolane
CODEXIS INC44 citations97
US7883879B2Feb 8, 2011
Ketoreductase polypeptides for the production of azetidinone
CODEXIS INC34 citations96
US9394552B2Jul 19, 2016
Ketoreductase polypeptides for the production of (R)-3-hydroxythiolane
CODEXIS INC9 citations92
US9382519B2Jul 5, 2016
Ketoreductase polypeptides for the production of azetidinone
CODEXIS INC7 citations92
US9133442B2Sep 15, 2015
Ketoreductase polypeptides for the production of azetidinone
CODEXIS INC7 citations92
US8980606B2Mar 17, 2015
Ketoreductase polypeptides for the production of azetidinone
CODEXIS INC9 citations92
US10597641B2Mar 24, 2020
Ketoreductase polypeptides for the production of azetidinone
CODEXIS INC2 citations84
US10329540B2Jun 25, 2019
Ketoreductase polypeptides for the production of azetidinone
CODEXIS INC3 citations84
US9719071B2Aug 1, 2017
Ketoreductase polypeptides for the production of azetidinone
CODEXIS INC4 citations84
US9580694B2Feb 28, 2017
Ketoreductase polypeptides for the production of azetidinone
CODEXIS INC5 citations84
US11965194B2Apr 23, 2024
Ketoreductase polypeptides for the production of (R)-3-hydroxythiolane
CODEXIS INC2 citations83
US11427841B2Aug 30, 2022
Ketoreductase polypeptides for the production of (R)-3-hydroxythiolane
CODEXIS INC4 citations83
US10851397B2Dec 1, 2020
Ketoreductase polypeptides for the production of (R)-3-hydroxythiolane
CODEXIS INC2 citations83
US10385371B2Aug 20, 2019
Ketoreductase polypeptides for the production of (R)-3-hydroxythiolane
CODEXIS INC3 citations83
US10184117B2Jan 22, 2019
Biocatalysts and methods for hydroxylation of chemical compounds
CODEXIS INC6 citations83
US9932615B2Apr 3, 2018
Ketoreductase polypeptides for the production of (R)-3-hydroxythiolane
CODEXIS INC4 citations83
US12421503B2Sep 23, 2025
Ketoreductase polypeptides for the production of azetidinone
CODEXIS INC0 citations73
US12049649B2Jul 30, 2024
Ketoreductase polypeptides for the production of azetidinone
CODEXIS INC0 citations73
US11078466B2Aug 3, 2021
Ketoreductase polypeptides for the production of azetidinone
CODEXIS INC1 citations73
US11634695B2Apr 25, 2023
Vectors for expression of biocatalysts
CODEXIS INC2 citations72
US10844358B2Nov 24, 2020
Polynucleotides encoding biocatalysts and methods for hydroxylation of chemical compounds
CODEXIS INC3 citations72
US12378585B2Aug 5, 2025
Ketoreductase polypeptides for the production of (R)-3-hydroxythiolane
CODEXIS INC0 citations62
US12286648B2Apr 29, 2025
Engineered proline hydroxylase biocatalysts for hydroxylation of chemical compounds
CODEXIS INC0 citations62
US12480111B2Nov 25, 2025
Penicillin-G acylases
CODEXIS INC0 citations59
US12286653B2Apr 29, 2025
Carboxyesterase polypeptides for amide coupling
CODEXIS INC0 citations59
US11643642B2May 9, 2023
Penicillin-g acylases
CODEXIS INC0 citations59
US11015180B2May 25, 2021
Carboxyesterase polypeptides for amide coupling
CODEXIS INC1 citations59
US9260705B2Feb 16, 2016
Cellobiohydrolase variants
CODEXIS INC0 citations52