Patent Leaderboard
USPTO Patent Rankings Data through Dec 31, 2025
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Mark Van Wees — 18 Patents

UOUop: 18 patents #163 of 1,854Top 9%
Des Plaines, IL: #40 of 807 inventorsTop 5%
Illinois: #4,428 of 84,256 inventorsTop 6%
Overall (All Time): #245,716 of 4,157,543Top 6%
18 Patents All Time
Mark Van Wees has been granted 18 US patents while listed as an inventor at Uop. The first was granted in 2009 and the most recent in May 2023. Mark Van Wees ranks #245,716 of 4,157,543 US inventors in our database (top 5.9%). Patent records list Mark Van Wees in Des Plaines, IL, US.

Patents per Year

Patents granted per year, 2009 to 2023Bar chart with a peak of 4 patents in 2015.peak 42009: 1 patents20092010: 1 patents20102012: 2 patents20122013: 2 patents20132014: 2 patents20142015: 4 patents20152016: 2 patents20162020: 3 patents20202023: 1 patents2023

Issued Patents All Time

Showing 1–18 of 18 patents

Patent #TitleCo-InventorsDate
11661555 Process and apparatus for introducing catalyst precursor into slurry hydrocracking reactor Grant H. Yokomizo, Ping Sun, Neeraj Tiwari, Syed Hassan Shah 2023-05-30
10799857 Process for making and using metal catalyst for slurry hydrocracking Phuong T. M. Do, Alakananda Bhattacharyya, Fred G. Sollberger, Lance Awender Baird, Grant H. Yokomizo +1 more 2020-10-13
10760013 Process and apparatus for recycling slurry hydrocracked product Grant H. Yokomizo, Ping Sun, Thomas Traynor, Hans G. Lefebvre 2020-09-01
10597590 Process and apparatus for stripping slurry hydrocracked product Grant H. Yokomizo 2020-03-24
9416321 Separation process with modified enhanced hot separator system Donald A. Eizenga, Paul C. Steacy 2016-08-16
9284499 Process and apparatus for integrating slurry hydrocracking and deasphalting Robert S. Haizmann, Daniel B. Gillis 2016-03-15
9150797 Process and apparatus for recovering hydroprocessed hydrocarbons with single product fractionation column Xin X. Zhu, David M. Bowman, Anubhav Kapil 2015-10-06
9150470 Process for contacting one or more contaminated hydrocarbons 2015-10-06
9127209 Process and apparatus for recovering hydroprocessed hydrocarbons with stripper columns David M. Bowman, Xin X. Zhu 2015-09-08
9079118 Process and apparatus for recovering hydroprocessed hydrocarbons with stripper columns David M. Bowman, Xin X. Zhu 2015-07-14
8911693 Process and apparatus for recovering hydroprocessed hydrocarbons with single product fractionation column Xin X. Zhu, David M. Bowman, Anubhav Kapil 2014-12-16
8877039 Hydrocarbon conversion process Robert S. Haizmann 2014-11-04
8540870 Process for separating pitch from slurry hydrocracked vacuum gas oil James F. McGehee, David N. Myers, Paul R. Zimmerman, Ruth Buskus Kleinworth 2013-09-24
8470251 Apparatus for separating pitch from slurry hydrocracked vacuum gas oil James F. McGehee, David N. Myers, Paul R. Zimmerman, Ruth Buskus Kleinworth 2013-06-25
8202480 Apparatus for separating pitch from slurry hydrocracked vacuum gas oil James F. McGehee, David N. Myers, Paul R. Zimmerman, Ruth Buskus Kleinworth 2012-06-19
8110090 Deasphalting of gas oil from slurry hydrocracking Paul R. Zimmerman, Robert S. Haizmann, Milan Skripek 2012-02-07
7841304 Apparatus for steam heat recovery from multiple heat streams Jason Lee Stahlman 2010-11-30
7638040 Process for upgrading contaminated hydrocarbons Robert B. James, Jr., Tom N. Kalnes, Gavin P. Towler 2009-12-29