Inventor · disambiguated record
Gregory Hughes
Also filed as: HUGHES GREGORY · HUGHES GREGORY D · HUGHES GREGORY DAREL
38 granted patents·4 pending applications·418 citations·filing 1986–2025
98Inventor score
Files withCODEXIS INC21MIDREX TECHNOLOGIES INC8LIMANTO JOHN2MERCK FROSST CANADA INC2CAMPEAU LOUIS-CHARLES1
Top patents by PatentIndex Score
42 records- 0198US11618911B2Engineered imine reductases and methods for the reductive amination of ketone and amine compoundsCODEXIS INC·Filed 2022·Granted Apr 4, 2023·2 cites·7 claims
- 0298US11377673B2Engineered imine reductases and methods for the reductive amination of ketone and amine compoundsCODEXIS INC·Filed 2020·Granted Jul 5, 2022·3 cites·7 claims
- 0398US10947572B2Engineered imine reductases and methods for the reductive amination of ketone and amine compoundsCODEXIS INC·Filed 2020·Granted Mar 16, 2021·4 cites·7 claims
- 0498US10160983B1Engineered imine reductases and methods for the reductive amination of ketone and amine compoundsCODEXIS INC·Filed 2018·Granted Dec 25, 2018·8 cites·12 claims
- 0598US9803224B2Engineered imine reductases and methods for the reductive amination of ketone and amine compoundsCODEXIS INC·Filed 2017·Granted Oct 31, 2017·14 cites·12 claims
- 0698US9695451B2Polynucleotides encoding engineered imine reductasesCODEXIS INC·Filed 2016·Granted Jul 4, 2017·15 cites·7 claims
- 0798US9487760B2Engineered imine reductases and methods for the reductive amination of ketone and amine compoundsCODEXIS INC·Filed 2016·Granted Nov 8, 2016·15 cites·12 claims
- 0898US9296993B2Engineered imine reductases and methods for the reductive amination of ketone and amine compoundsCODEXIS INC·Filed 2015·Granted Mar 29, 2016·11 cites·6 claims
- 0997US10494656B2Engineered imine reductases and methods for the reductive amination of ketone and amine compoundsCODEXIS INC·Filed 2019·Granted Dec 3, 2019·6 cites·7 claims
- 1097US10308966B2Nucleic acids encoding engineered imine reductasesCODEXIS INC·Filed 2018·Granted Jun 4, 2019·5 cites·11 claims
- 1197US10066250B2Engineered imine reductases and methods for the reductive amination of ketone and amine compoundsCODEXIS INC·Filed 2018·Granted Sep 4, 2018·9 cites·12 claims
- 1297US9932613B2Engineered imine reductases and methods for the reductive amination of ketone and amine compoundsCODEXIS INC·Filed 2017·Granted Apr 3, 2018·8 cites·7 claims
- 1397US9828614B1Engineered imine reductases and methods for the reductive amination of ketone and amine compoundsCODEXIS INC·Filed 2017·Granted Nov 28, 2017·11 cites·12 claims
- 1497US5698584A3,4-diaryl-2-hydroxy-2,5-dihydrofurans as prodrugs to COX-2 inhibitorsMERCK FROSST CANADA INC·Filed 1996·Granted Dec 16, 1997·138 cites·18 claims
- 1596US10787689B2Engineered imine reductases and methods for the reductive amination of ketone and amine compoundsCODEXIS INC·Filed 2019·Granted Sep 29, 2020·5 cites·7 claims
- 1695US2025388940A1Engineered imine reductases and methods for the reductive amination of ketone and amine compoundsCODEXIS INC·Filed 2025·Application pending·0 cites
- 1794US9193957B2Engineered imine reductases and methods for the reductive animation of ketone and amine compoundsCHEN HAIBIN·Filed 2013·Granted Nov 24, 2015·20 cites·11 claims
- 1893US11371067B2Transaminase reactionsCODEXIS INC·Filed 2020·Granted Jun 28, 2022·2 cites·21 claims
- 1991US11499201B2Direct reduction process utilizing hydrogenMIDREX TECHNOLOGIES INC·Filed 2020·Granted Nov 15, 2022·5 cites·12 claims
- 2091US9434968B2Transaminase reactionsCODEXIS INC·Filed 2014·Granted Sep 6, 2016·6 cites·10 claims
- 2189US12421532B2Polynucleotides encoding engineered imine reductasesCODEXIS INC·Filed 2023·Granted Sep 23, 2025·0 cites·6 claims
- 2289US9534265B2Methods and systems for producing direct reduced iron incorporating a carbon dioxide and steam reformer fed by recovered carbon dioxideMETIUS GARY E·Filed 2014·Granted Jan 3, 2017·4 cites·22 claims
- 2388US10138503B2Transaminase reactionsCODEXIS INC·Filed 2016·Granted Nov 27, 2018·2 cites·22 claims
- 2486US6524356B2Method and apparatus for producing reformed gasesMIDREX TECHNOLOGIES INC·Filed 1999·Granted Feb 25, 2003·55 cites·15 claims
- 2585US8921079B2Transaminase reactionsHUGHES GREGORY·Filed 2010·Granted Dec 30, 2014·6 cites·10 claims
- 2684US10767202B2Transaminase reactionsCODEXIS INC·Filed 2018·Granted Sep 8, 2020·1 cites·22 claims
- 2783US6057319A3,4-Diaryl-2-hydroxy-2,5-dihydrofurans as prodrugs to cox-2 inhibitorsMERCK FROSST CANADA INC·Filed 1996·Granted May 2, 2000·34 cites·20 claims
- 2881US12247233B2Transaminase reactionsCODEXIS INC·Filed 2022·Granted Mar 11, 2025·0 cites·8 claims
- 2976US9587229B2Immobilized transaminases and process for making and using immobilized transaminaseTRUPPO MATTHEW D·Filed 2012·Granted Mar 7, 2017·3 cites·4 claims
- 3074US2023034215A1Direct reduction system utilizing hydrogenMIDREX TECHNOLOGIES INC·Filed 2022·Application pending·0 cites
- 3173US9006460B2Process for preparing aminocyclohexyl ether compoundsLIMANTO JOHN·Filed 2011·Granted Apr 14, 2015·2 cites·18 claims
- 3269US2025162864A1Methods and systems to produce high quality syngas for the production of direct reduced iron (dri) while maintaining high energy efficiencyMIDREX TECHNOLOGIES INC·Filed 2024·Application pending·0 cites
- 3368US6506230B2Method for increasing productivity of direct reduction processMIDREX TECHNOLOGIES INC·Filed 2001·Granted Jan 14, 2003·10 cites·6 claims
- 3467US8709131B2Method and system for the production of direct reduced iron using a synthesis gas with a high carbon monoxide contentMEISSNER DAVID C·Filed 2012·Granted Apr 29, 2014·1 cites·10 claims
- 3563US8674093B2Process for the preparation of an orexin receptor antagonistCAMPEAU LOUIS-CHARLES·Filed 2009·Granted Mar 18, 2014·1 cites·10 claims
- 3658US12084730B2Methods and systems for increasing the carbon content of direct reduced iron in a reduction furnaceMIDREX TECHNOLOGIES INC·Filed 2021·Granted Sep 10, 2024·0 cites·8 claims
- 3751US11952638B2Direct reduction process utilizing hydrogenMIDREX TECHNOLOGIES INC·Filed 2020·Granted Apr 9, 2024·0 cites·13 claims
- 3851US10907224B2Direct reduction system and process utilizing a process gas direct recycle lineMIDREX TECHNOLOGIES INC·Filed 2018·Granted Feb 2, 2021·0 cites·10 claims
- 3951US4752329AApparatus and method for increasing carbon content of hot directly reduced ironMIDREX INT BV·Filed 1986·Granted Jun 21, 1988·11 cites·12 claims
- 4047US8932836B2Biocatalysts and methods for the synthesis of (1R,2R)-2-(3,4-dimethoxyphenethoxy)cyclohexanamineLIMANTO JOHN·Filed 2011·Granted Jan 13, 2015·0 cites·12 claims
- 4146US2015259284A1Process for preparing aminocyclohexyl ether compoundsCARDIOME INTERNAT AG·Filed 2015·Application pending·0 cites
- 4231USD308566SDispenser housing for the release of chemicals into a toilet bowl basinINNOCORP MFG INC·Filed 1988·Granted Jun 12, 1990·1 cites·1 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →