Patent Leaderboard
USPTO Patent Rankings Data through Dec 31, 2025
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Patrick C. Whitchurch — 23 Patents

UOUop: 23 patents #120 of 1,854Top 7%
Sleepy Hollow, IL: #4 of 60 inventorsTop 7%
Illinois: #3,100 of 84,256 inventorsTop 4%
Overall (All Time): #178,160 of 4,157,543Top 5%
23 Patents All Time
Patrick C. Whitchurch has been granted 23 US patents while listed as an inventor at Uop. The first was granted in 2007 and the most recent in December 2020. Patrick C. Whitchurch ranks #178,160 of 4,157,543 US inventors in our database (top 4.3%). Patent records list Patrick C. Whitchurch in Sleepy Hollow, IL, US.

Patents per Year

Patents granted per year, 2007 to 2020Bar chart with a peak of 6 patents in 2008.peak 62007: 2 patents20072008: 6 patents20082009: 1 patents20092010: 1 patents20102011: 2 patents20112012: 2 patents20122016: 2 patents20162018: 1 patents20182019: 4 patents20192020: 2 patents2020

Issued Patents All Time

Showing 1–23 of 23 patents

Patent #TitleCo-InventorsDate
10865169 Liquid phase isomerization process integration Joseph A. Montalbano, Gregory R. Werba, Ian G. Horn 2020-12-15
10822291 Processes and apparatuses for naphthene recycle in the production of aromatic products Jason T. Corradi, Abhishek Pednekar, Leonid Bresler, Anton N. Mlinar 2020-11-03
10519082 Removal of feed treatment units in aromatics complex designs Kathryn R. Bjorkman, Rodrigo Lobo, Linda S. Cheng, Susan A. Somers 2019-12-31
10479742 Liquid phase xylene isomerization in the absence of hydrogen Ashish Suresh Bambal, Gregory B. Kuzmanich 2019-11-19
10427993 Process for recovering benzene and fuel gas in an aromatics complex Leonid Bresler, Jason T. Corradi 2019-10-01
10214465 Processes for increasing the overall aromatics and xylenes yield in an aromatics complex Stanley J. Frey, Keith A. Couch 2019-02-26
9950972 Apparatuses and methods for forming C8 aromatic streams with selected amounts of C9 aromatics Rajeswar Gattupalli, Jason T. Corradi, Gregory R. Werba 2018-04-24
9527007 Processes and apparatuses for separating streams to provide a transalkylation feed stream in an aromatics complex 2016-12-27
9309170 Aromatics isomerization using a dual-catalyst system Paula L. Bogdan, James A. Johnson, Gregory J. Gajda, Stanley J. Frey, Wolfgang A. Spieker 2016-04-12
8273935 Selective aromatics isomerization process James E. Rekoske, Robert B. Larson 2012-09-25
8134037 Xylene isomerization process and apparatus Paula L. Bogdan, Robert B. Larson, James E. Rekoske, Patrick J. Silady, Freddie Sandifer 2012-03-13
8022263 Selective aromatics isomerization process James E. Rekoske, Robert B. Larson 2011-09-20
7939701 Aromatic isomerization catalyst and a process of use thereof Paula L. Bogdan, Terrence E. Deak, Dimitri A. Trufanov 2011-05-10
7745677 Aromatic isomerization catalyst and isomerization process Paula L. Bogdan, John E. Bauer 2010-06-29
7629283 Aromatic isomerization catalyst and isomerization process Paula L. Bogdan, John E. Bauer 2009-12-08
7456125 Ethylbenzene conversion and xylene isomerization processes and catalysts therefor Paula L. Bogdan, Robert B. Larson, James E. Rekoske, Dimitri A. Trufanov, Victor C. Patton +1 more 2008-11-25
7446237 Ethylbenzene conversion and xylene isomerization processes and catalysts therefor Paula L. Bogdan, Robert B. Larson, James E. Rekoske 2008-11-04
7425660 Ethylbenzene conversion and xylene isomerization processes and catalysts therefor Robert B. Larson, James E. Rekoske, Paula L. Bogdan 2008-09-16
7381677 Ethylbenzene conversion and xylene isomerization processes and catalysts therefor Paula L. Bogdan, Robert B. Larson, James E. Rekoske 2008-06-03
7375047 Ethylbenzene conversion and xylene isomerization processes and catalysts therefor Robert B. Larson, James E. Rekoske, Paula L. Bogdan 2008-05-20
7371914 Xylene isomerization with an added benzene Robert B. Larson, James E. Rekoske, Patrick J. Silady, Freddie Sandifer 2008-05-13
7301064 Ethylbenzene conversion and xylene isomerization processes and catalysts therefor Paula L. Bogdan, Robert B. Larson, James E. Rekoske, Dimitri A. Trufanov, Victor C. Patton +1 more 2007-11-27
7297830 Process for isomerizing non-equilibrium xylene-containing feed streams Paula L. Bogdan, James E. Rekoske, Robert B. Larson, John E. Bauer, Michael H. Quick 2007-11-20