Inventor · disambiguated record
Mesfin Ejerssa Janka
Also filed as: JANKA MESFIN · JANKA MESFIN EJERSSA
70 granted patents·20 pending applications·916 citations·filing 2007–2023
99Inventor score
Files withEASTMAN CHEM CO76JANKA MESFIN EJERSSA7SHAIKH ASHFAQ3BARNICKI SCOTT DONALD2BHATTACHARYA SHRABANTI1
Top patents by PatentIndex Score
90 records- 0199US10421736B2Production of purified dialkyl-furan-2,5-dicarboxylate (DAFD) in a retrofitted DMT plantEASTMAN CHEM CO·Filed 2018·Granted Sep 24, 2019·15 cites·20 claims
- 0299US8772513B2Oxidation process to produce a crude dry carboxylic acid productEASTMAN CHEM CO·Filed 2013·Granted Jul 8, 2014·43 cites·8 claims
- 0399US8748479B2Process for purifying crude furan 2,5-dicarboxylic acid using hydrogenationEASTMAN CHEM CO·Filed 2013·Granted Jun 10, 2014·46 cites·75 claims
- 0498US9573120B2Furan-2,5-dicarboxylic acid purge processEASTMAN CHEM CO·Filed 2014·Granted Feb 21, 2017·21 cites·6 claims
- 0598US9504994B2Furan-2,5-dicarboxylic acid purge processEASTMAN CHEM CO·Filed 2014·Granted Nov 29, 2016·18 cites·13 claims
- 0698US9206149B2Oxidation process to produce a crude dry carboxylic acid productEASTMAN CHEM CO·Filed 2014·Granted Dec 8, 2015·34 cites·10 claims
- 0798US9156805B2Oxidative purification method for producing purified dry furan-2,5-dicarboxylic acidEASTMAN CHEM CO·Filed 2013·Granted Oct 13, 2015·33 cites·11 claims
- 0898US9029580B2Oxidation process to produce a purified carboxylic acid product via solvent displacement and post oxidationEASTMAN CHEM CO·Filed 2013·Granted May 12, 2015·28 cites·8 claims
- 0998US8969404B2Purifying crude furan 2,5-dicarboxylic acid by hydrogenationEASTMAN CHEM CO·Filed 2013·Granted Mar 3, 2015·41 cites·29 claims
- 1098US8916719B2Process for producing dry purified furan-2,5-dicarboxylic acid with oxidation off-gas treatmentEASTMAN CHEM CO·Filed 2013·Granted Dec 23, 2014·37 cites·10 claims
- 1197US11655227B2Production of purified dialkyl-furan-2,5-dicarboxylate (DAFD) in a retrofitted DMT plantEASTMAN CHEM CO·Filed 2021·Granted May 23, 2023·2 cites·6 claims
- 1297US10941245B2Oxidation process to produce 5-(alkoxycarbonyl)furan-2-carboxylic acids (ACFC)EASTMAN CHEM CO·Filed 2019·Granted Mar 9, 2021·5 cites·21 claims
- 1397US10695755B2Furan-2,5-dicarboxylic acid purge processEASTMAN CHEM CO·Filed 2018·Granted Jun 30, 2020·6 cites·15 claims
- 1497US10544118B2Oxidation process to produce 5 methyl 5-methylfuran-2-carboxylate (MMFC)EASTMAN CHEM CO·Filed 2019·Granted Jan 28, 2020·10 cites·20 claims
- 1597US10526301B1Production of purified dialkyl-furan-2,5-dicarboxylate (DAFD) in a retrofitted DMT plantEASTMAN CHEM CO·Filed 2019·Granted Jan 7, 2020·14 cites·20 claims
- 1697US10350584B2Furan-2,5-dicarboxylic acid purge processEASTMAN CHEM CO·Filed 2016·Granted Jul 16, 2019·11 cites·12 claims
- 1797US10010812B2Furan-2,5-dicarboxylic acid purge processEASTMAN CHEM CO·Filed 2017·Granted Jul 3, 2018·15 cites·12 claims
- 1897US9944615B2Purifying crude furan 2,5-dicarboxylic acid by hydrogenation and a purge zoneEASTMAN CHEM CO·Filed 2016·Granted Apr 17, 2018·15 cites·19 claims
- 1997US9604202B2Furan-2,5-dicarboxylic acid purge processEASTMAN CHEM CO·Filed 2014·Granted Mar 28, 2017·16 cites·12 claims
- 2097US8916720B2Process for producing dry purified furan-2,5-dicarboxylic acid with oxidation off-gas treatmentEASTMAN CHEM CO·Filed 2013·Granted Dec 23, 2014·22 cites·15 claims
- 2197US8846960B2Oxidation process to produce a crude and/or purified carboxylic acid productJANKA MESFIN EJERSSA·Filed 2011·Granted Sep 30, 2014·41 cites·22 claims
- 2297US8809556B2Oxidation process to produce a purified carboxylic acid product via solvent displacement and post oxidationJANKA MESFIN EJERSSA·Filed 2012·Granted Aug 19, 2014·35 cites·12 claims
- 2397US8796477B2Oxidation process to produce a crude and/or purified carboxylic acid productJANKA MESFIN EJERSSA·Filed 2011·Granted Aug 5, 2014·48 cites·13 claims
- 2497US8791277B2Oxidation process to produce a crude and/or purified carboxylic acid productJANKA MESFIN EJERSSA·Filed 2011·Granted Jul 29, 2014·42 cites·18 claims
- 2597US8791278B2Oxidation process to produce a crude and/or purified carboxylic acid productSHAIKH ASHFAQ·Filed 2011·Granted Jul 29, 2014·49 cites·7 claims
- 2697US8658810B2Method for producing purified dialkyl-furan-2,5-dicarboxylate vaporSHAIKH ASHFAQ·Filed 2012·Granted Feb 25, 2014·38 cites·21 claims
- 2796US10723712B2Production of purified dialkyl-furan-2,5-dicarboxylate (DAFD) in a retrofitted DMT plantEASTMAN CHEM CO·Filed 2019·Granted Jul 28, 2020·4 cites·12 claims
- 2896US10406454B2Furan-2,5-dicarboxylic acid purge processEASTMAN CHEM CO·Filed 2018·Granted Sep 10, 2019·9 cites·12 claims
- 2996US9458122B2Process for purifying crude furan 2,5-dicarboxylic acid using hydrogenationEASTMAN CHEM CO·Filed 2015·Granted Oct 4, 2016·9 cites·8 claims
- 3096US9266850B2Oxidation process to produce a purified carboxylic acid product via solvent displacement and post oxidationEASTMAN CHEM CO·Filed 2015·Granted Feb 23, 2016·10 cites·11 claims
- 3195US9249118B2Purifying crude furan 2,5-dicarboxylic acid by hydrogenationEASTMAN CHEM CO·Filed 2014·Granted Feb 2, 2016·11 cites·4 claims
- 3295US9156806B2Process for purifying crude furan 2,5-dicarboxylic acid using hydrogenationEASTMAN CHEM CO·Filed 2014·Granted Oct 13, 2015·13 cites·10 claims
- 3394US10882032B2Furan-2,5-dicarboxylic acid purge processEASTMAN CHEM CO·Filed 2016·Granted Jan 5, 2021·5 cites·5 claims
- 3494US9029581B2Esterification of furan-2,5-dicarboxylic acid to a dialkyl-furan-2,5-dicarboxylate vapor with rectificationEASTMAN CHEM CO·Filed 2014·Granted May 12, 2015·10 cites·20 claims
- 3594US8912349B2Method for producing purified dialkyl-furan-2,5-dicarboxylate separation and solid liquid separationSHAIKH ASHFAQ·Filed 2012·Granted Dec 16, 2014·11 cites·25 claims
- 3693US10144751B1Highly isoselective catalyst for alkene hydroformylationEASTMAN CHEM CO·Filed 2017·Granted Dec 4, 2018·7 cites·29 claims
- 3793US9943834B2Furan-2,5-dicarboxylic acid purge processEASTMAN CHEM CO·Filed 2014·Granted Apr 17, 2018·14 cites·16 claims
- 3893US9199958B2Oxidation process to produce a crude and/or purified carboxylic acid productEASTMAN CHEM CO·Filed 2014·Granted Dec 1, 2015·10 cites·11 claims
- 3993US8859788B2Esterification of furan-2,5-dicarboxylic acid to a dialkyl-furan-2,5-dicarboxylate vapor with rectificationPARTIN LEE REYNOLDS·Filed 2012·Granted Oct 14, 2014·20 cites·34 claims
- 4092US9428480B2Oxidation process to produce a crude and/or purified carboxylic acid productEASTMAN CHEM CO·Filed 2014·Granted Aug 30, 2016·9 cites·11 claims
- 4191US10611743B2Purifying crude furan 2,5-dicarboxylic acid by hydrogenation and a purge zoneEASTMAN CHEM CO·Filed 2018·Granted Apr 7, 2020·4 cites·14 claims
- 4291US10344011B1Furan-2,5-dicarboxylic acid purge processEASTMAN CHEM CO·Filed 2018·Granted Jul 9, 2019·18 cites·14 claims
- 4391US10183961B1Highly isoselective catalyst for alkene hydroformylationEASTMAN CHEM CO·Filed 2017·Granted Jan 22, 2019·7 cites·32 claims
- 4490US9493395B2Production of two esters using homogeneous catalystEASTMAN CHEM CO·Filed 2015·Granted Nov 15, 2016·5 cites·27 claims
- 4590US9169229B2Method for producing purified dialkyl-furan-2,5-dicarboxylate by physical separation and solid liquid separationEASTMAN CHEM CO·Filed 2014·Granted Oct 27, 2015·9 cites·4 claims
- 4689US10351583B2Highly isoselective catalyst for alkene hydroformylationEASTMAN CHEM CO·Filed 2018·Granted Jul 16, 2019·4 cites·25 claims
- 4788US9040748B2Hydrocarboxylation of aqueous formaldehyde using a dehydrating recycle stream to decrease water concentrationJANKA MESFIN EJERSSA·Filed 2012·Granted May 26, 2015·5 cites·17 claims
- 4888US9029579B2Method of synthesizing low color furan diestersEASTMAN CHEM CO·Filed 2012·Granted May 12, 2015·8 cites·26 claims
- 4988US9006470B2Method of synthesizing low color furan diestersEASTMAN CHEM CO·Filed 2012·Granted Apr 14, 2015·8 cites·20 claims
- 5087US11027263B2Furan-2,5-dicarboxylic acid purge processEASTMAN CHEM CO·Filed 2020·Granted Jun 8, 2021·1 cites·15 claims
Showing the top 50 of 90 patent records by PatentIndex Score.
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →