Inventor
SHAIKH ASHFAQ
US28 patents
⚠️ This page may combine multiple inventors who share the name “SHAIKH ASHFAQ”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
EASTMAN CHEM CO
13 patentsUS8748479B2Jun 10, 2014
Process for purifying crude furan 2,5-dicarboxylic acid using hydrogenation
EASTMAN CHEM CO46 citations98
US9573120B2Feb 21, 2017
Furan-2,5-dicarboxylic acid purge process
EASTMAN CHEM CO21 citations93
US9156805B2Oct 13, 2015
Oxidative purification method for producing purified dry furan-2,5-dicarboxylic acid
EASTMAN CHEM CO33 citations92
US10010812B2Jul 3, 2018
Furan-2,5-dicarboxylic acid purge process
EASTMAN CHEM CO15 citations91
US9604202B2Mar 28, 2017
Furan-2,5-dicarboxylic acid purge process
EASTMAN CHEM CO16 citations91
US9504994B2Nov 29, 2016
Furan-2,5-dicarboxylic acid purge process
EASTMAN CHEM CO18 citations91
US9029581B2May 12, 2015
Esterification of furan-2,5-dicarboxylic acid to a dialkyl-furan-2,5-dicarboxylate vapor with rectification
EASTMAN CHEM CO10 citations84
US10406454B2Sep 10, 2019
Furan-2,5-dicarboxylic acid purge process
EASTMAN CHEM CO9 citations83
US9943834B2Apr 17, 2018
Furan-2,5-dicarboxylic acid purge process
EASTMAN CHEM CO14 citations83
US9199958B2Dec 1, 2015
Oxidation process to produce a crude and/or purified carboxylic acid product
EASTMAN CHEM CO10 citations83
US9428480B2Aug 30, 2016
Oxidation process to produce a crude and/or purified carboxylic acid product
EASTMAN CHEM CO9 citations80
US9169229B2Oct 27, 2015
Method for producing purified dialkyl-furan-2,5-dicarboxylate by physical separation and solid liquid separation
EASTMAN CHEM CO9 citations80
US11027219B2Jun 8, 2021
Furan-2, 5-dicarboxylic acid purge process
EASTMAN CHEM CO1 citations72
SHAIKH ASHFAQ
8 patentsUS8658810B2Feb 25, 2014
Method for producing purified dialkyl-furan-2,5-dicarboxylate vapor
SHAIKH ASHFAQ38 citations94
US8791278B2Jul 29, 2014
Oxidation process to produce a crude and/or purified carboxylic acid product
SHAIKH ASHFAQ49 citations92
US8912349B2Dec 16, 2014
Method for producing purified dialkyl-furan-2,5-dicarboxylate separation and solid liquid separation
SHAIKH ASHFAQ11 citations84
US8968686B2Mar 3, 2015
Oxidation system with sidedraw secondary reactor
SHAIKH ASHFAQ2 citations62
US7411415B2Aug 12, 2008
Bus termination scheme having concurrently powered-on transistors
SHAIKH ASHFAQ3 citations60
US9849434B2Dec 26, 2017
Methods and apparatus for enhanced gas distribution
SHAIKH ASHFAQ1 citations51
US8790601B2Jul 29, 2014
Oxidation system with sidedraw secondary reactor
SHAIKH ASHFAQ1 citations51
US8936767B2Jan 20, 2015
Oxidation system with sidedraw secondary reactor
SHAIKH ASHFAQ0 citations41
JANKA MESFIN EJERSSA
4 patentsUS8796477B2Aug 5, 2014
Oxidation process to produce a crude and/or purified carboxylic acid product
JANKA MESFIN EJERSSA48 citations96
US8846960B2Sep 30, 2014
Oxidation process to produce a crude and/or purified carboxylic acid product
JANKA MESFIN EJERSSA41 citations93
US8809556B2Aug 19, 2014
Oxidation process to produce a purified carboxylic acid product via solvent displacement and post oxidation
JANKA MESFIN EJERSSA35 citations93
US8791277B2Jul 29, 2014
Oxidation process to produce a crude and/or purified carboxylic acid product
JANKA MESFIN EJERSSA42 citations93