JJ

James A. Johnson

UO Uop: 31 patents #83 of 1,854Top 5%
MI Macdermid, Incorporated: 2 patents #27 of 99Top 30%
PH Phyton Holdings: 1 patents #25 of 49Top 55%
PI Ppg Industries: 1 patents #662 of 1,216Top 55%
Overall (All Time): #98,430 of 4,157,543Top 3%
35
Patents All Time

Issued Patents All Time

Showing 25 most recent of 35 patents

Patent #TitleCo-InventorsDate
10577293 Process and apparatus for improved para-xylene yield in an aromatic complex Ashish Suresh Bambal, Anton N. Mlinar 2020-03-03
9365469 Process for transalkylating aromatic hydrocarbons David S. Lafyatis, Edwin P. Boldingh, Eric J. Baker, Robert B. Larson 2016-06-14
9309170 Aromatics isomerization using a dual-catalyst system Paula L. Bogdan, Gregory J. Gajda, Patrick C. Whitchurch, Stanley J. Frey, Wolfgang A. Spieker 2016-04-12
9193921 Hydrocracking process for a hydrocarbon stream Stanley J. Frey, Paul T. Barger, Maureen L. Bricker, John Q. Chen, Peter K. Coughlin +4 more 2015-11-24
9193644 Process for selectively dealkylating aromatic compounds Stanley J. Frey, Paul T. Barger, Maureen L. Bricker, John Q. Chen, Peter K. Coughlin +4 more 2015-11-24
9162952 Process for purifying products from coal tar Deng-Yang Jan, Robert L. Bedard, John Q. Chen, Peter K. Coughlin, Jayant K. Gorawara +3 more 2015-10-20
9162943 Method of converting a coal to chemicals John Q. Chen, Peter K. Coughlin, Stanley J. Frey, Vasant P. Thakkar 2015-10-20
9079816 Process for producing alkylated aromatic compounds Paul T. Barger, Maureen L. Bricker, John Q. Chen, Peter K. Coughlin, Stanley J. Frey +3 more 2015-07-14
9073805 Hydrocracking process for a hydrocarbon stream Stanley J. Frey, Paul T. Barger, Maureen L. Bricker, John Q. Chen, Peter K. Coughlin +4 more 2015-07-07
9067853 Process for selectively dealkylating aromatic compounds Stanley J. Frey, Paul T. Barger, Maureen L. Bricker, John Q. Chen, Peter K. Coughlin +4 more 2015-06-30
9061953 Process for converting polycyclic aromatic compounds to monocyclic aromatic compounds John Q. Chen, Peter K. Coughlin, Stanley J. Frey, Vasant P. Thakkar 2015-06-23
9061955 Method of converting a coal to chemicals John Q. Chen, Peter K. Coughlin, Stanley J. Frey, Vasant P. Thakkar 2015-06-23
8754278 Aromatic alkylation catalyst Deng-Yang Jan, Robert J. Schmidt, Mathias P. Koljack 2014-06-17
8703982 Purification of taxanes Brian A. Bucher, Edward M. Desimone, III, Roland R. Franke, Rex T. Gallagher, Barry J. Hand +5 more 2014-04-22
8609925 Adsorbents with improved mass transfer properties and their use in the adsorptive separation of para-xylene Linda S. Cheng 2013-12-17
8546631 Methods for removing unsaturated aliphatic hydrocarbons from a hydrocarbon stream using activated carbon Deng-Yang Jan, Michael A. Schultz 2013-10-01
8546630 Methods for removing unsaturated aliphatic hydrocarbons from a hydrocarbon stream using clay Deng-Yang Jan, Michael A. Schultz 2013-10-01
8546632 Methods for removing unsaturated aliphatic hydrocarbons from a hydrocarbon stream using an acidic molecular sieve Deng-Yang Jan, Michael A. Schultz 2013-10-01
8518847 Aromatic alkylation catalyst Deng-Yang Jan, Robert J. Schmidt, Mathias P. Koljack 2013-08-27
8350111 Method for producing cumene Deng-Yang Jan, Christopher Lepine Standing, Margo W. Steward, Mathias P. Koljack 2013-01-08
8173852 Methods and apparatuses for producing styrene from ethylbenzene Wugeng Liang 2012-05-08
7888537 Solid acid catalyst and process for decomposition of cumene hydroperoxide Robert J. Schmidt, Deng-Yang Jan, Raelynn M. Miller 2011-02-15
7652181 Alkylation reactor design with effluent recycle and impure benzene regeneration Robert J. Schmidt, Michael R. Smith, Elena Z. Maurukas, Laurence O. Stine 2010-01-26
7622622 Process for the high yield production of monoalkylaromatics Guy B. Woodle, Robert J. Schmidt, Deng-Yang Jan, Elena Z. Maurukas, Raelynn M. Miller 2009-11-24
7495137 Two-stage aromatics isomerization process Lubo Zhou, Gregory F. Maher, John E. Bauer 2009-02-24