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USPTO Patent Rankings Data through Dec 31, 2025
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Roger Sheldon — 18 Patents

COCodexis: 5 patents #122 of 250Top 50%
DADegussa Ag: 2 patents #606 of 2,007Top 35%
EGEvonik Degussa Gmbh: 2 patents #589 of 1,853Top 35%
HCHoechst Celanese: 2 patents #300 of 871Top 35%
Shell Oil Compny: 2 patents #1,477 of 4,423Top 35%
ExxonMobil: 1 patents #5,674 of 10,161Top 60%
ICICI: 1 patents #1,088 of 2,189Top 50%
DBDsm Ip Assets B.V.: 1 patents #1,007 of 2,011Top 55%
Doesburg, NL: #2 of 47 inventorsTop 5%
Overall (All Time): #245,716 of 4,157,543Top 6%
18 Patents All Time
Roger Sheldon has been granted 18 US patents while listed as an inventor at Codexis. The first was granted in 1980 and the most recent in May 2016. Roger Sheldon ranks #245,716 of 4,157,543 US inventors in our database (top 5.9%). Patent records list Roger Sheldon in Doesburg, NL.

Issued Patents All Time

Showing 1–18 of 18 patents

Patent #TitleCo-InventorsDateApprox Value ⓘ
9353367 Non-leachable magnetic cross-linked enzyme aggregate Menno Jort Sorgedrager, Bernadett Kondor 2016-05-31
8981159 Continuously operable method for producing carbonyl compounds by means of a catalyst containing a nitroxyl radical Florian Klasovsky, Thomas Haas, Thomas Tacke, Jan Christoph Pfeffer, Michael Rimbach +3 more 2015-03-17
8574876 Biocatalytic processes for the preparation of stereomerically pure fused bicyclic proline compounds Benjamin Mijts, Sheela Muley, Jack Liang, Lisa Marie Newman, Xiyun Zhang +7 more 2013-11-05 $459,000
8378127 Method for producing 2,6-dioxabicyclo-(3.3.0)-octane-4,8-dione Uwe Dingerdissen, Jan Christoph Pfeffer, Thomas Tacke, Thomas Haas, Harald Schmidt +4 more 2013-02-19
8178333 Biocatalytic processes for the preparation of substantially stereomerically pure fused bicyclic proline compounds Benjamin Mijts, Sheela Muley, Jack Liang, Lisa Marie Newman, Xiyun Zhang +7 more 2012-05-15 $1,768,000
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
7718564 Partially decomposed catalyst and hydrocarbon oxidation processes using the same Jihad M. Dakka, Sabato Miseo, Stuart L. Soled, Jose G. Santiesteban, Joseph E. Baumgartner +1 more 2010-05-18 $252,435,000
7145041 Method for producing saturated alcohols, ketones, aldehydes and carboxylic acids Adolf Kuehnle, Carsten Jost, Sandrine M. M. Chatel, Isabella Wilhelmina Christina Everdina Arends 2006-12-05
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
7019175 Catalytic oxidation process Xavier Baucherel 2006-03-28 $2,181,000
6897058 Method for the preparation of enantiomerically enriched amines Vytautas-Juozapas Kajetono {hacek over (S)}vedas, Dorel Teodor Guranda, Frederik Rantwijk Van, Lukas Michaël Langen Van 2005-05-24
6852893 Method for oxidizing hydrocarbons Adolf Kuhnle, Mark Duda, Carsten Jost, Guido Fries, Jochen Kirchhoff +3 more 2005-02-08
6720462 Method for producing aromatic alcohols, especially phenol Adolf Kuhnle, Mark Duda, Uwe Tanger, Sasidharan Manickam, Isabella Wilhelmina Christina Everdina Arends 2004-04-13
5536874 Process for preparing arylacetic acid and arylpropionic acid derivatives Leendert Maat, Georgios Papadogianakis 1996-07-16
5466869 Process for perparing 4-hydroxyacetophenone oxime Kenneth G. Davenport, Joel Le Bars, Werner H. Mueller 1995-11-14
4656309 Preparation of alpha-pivaloyl-substituted acetic acid esters Hendricus J. Heijmen 1987-04-07
4235785 4-Acetyl-2-alkoxy-7,7-dimethyl-3-oxabicyclo[4.1.0]heptane 1980-11-25 $22,494,000