Patent Leaderboard
USPTO Patent Rankings Data through Dec 31, 2025
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Zhiguo Hou — 17 Patents

ExxonMobil: 15 patents #742 of 10,161Top 8%
Air Products And Chemicals: 2 patents #793 of 1,997Top 40%
Fairfax, VA: #62 of 1,249 inventorsTop 5%
Virginia: #1,613 of 34,511 inventorsTop 5%
Overall (All Time): #263,971 of 4,157,543Top 7%
17 Patents All Time
Zhiguo Hou has been granted 17 US patents while listed as an inventor at ExxonMobil. The first was granted in 2003 and the most recent in June 2018. Zhiguo Hou ranks #263,971 of 4,157,543 US inventors in our database (top 6.3%). Patent records list Zhiguo Hou in Fairfax, VA, US.

Patents per Year

Patents granted per year, 2003 to 2018Bar chart with a peak of 3 patents in 2009.peak 32003: 2 patents20032004: 2 patents20042005: 1 patents20052009: 3 patents20092011: 3 patents20112013: 2 patents20132014: 1 patents20142016: 1 patents20162017: 1 patents20172018: 1 patents2018

Issued Patents All Time

Showing 1–17 of 17 patents

Patent #TitleCo-InventorsDateApprox Value ⓘ
10000712 Hydroprocessing of biodiesel fuels and blends William J. Novak, William J. Tracy, III, Patrick L. Hanks, Timothy L. Hilbert 2018-06-19 $134,185,000
9687803 Compact pressure swing reformer Soheil Alizadeh-Khiavi, Brooke Cox, Kamal Hatami, Daryl Musselman, Rajeev Agnihotri +9 more 2017-06-27 $28,398,000
9447339 Hydroprocessing of biodiesel fuels and blends William J. Novak, William J. Tracy, III, Patrick L. Hanks, Timothy L. Hilbert 2016-09-20 $219,747,000
8822744 Multi-stage co-processing of biofeeds for manufacturing of diesel range hydrocarbons Tahmid I. Mizan, William E. Lewis 2014-09-02 $160,139,000
8551327 Staged co-processing of biofeeds for manufacture of diesel range hydrocarbons Ernie Lewis, Tahmid I. Mizan 2013-10-08 $154,445,000
8551444 Compact pressure swing reformer Rajeev Agnihotri, Soheil Alizadeh-Khiavi, Paul J. Berlowitz, Brooke Cox, Bruce A. DeRites +9 more 2013-10-08 $18,103,000
7959795 Deep hydrodesulfurization of hydrocarbon feedstreams Teh C. Ho, Garland B. Brignac, Michael C. Kerby, Tahmid I. Mizan, William E. Lewis 2011-06-14 $162,161,000
7951746 Bulk group VIII/group VIB metal catalysts and method of preparing same Chuansheng Bai, El-Mekki El-Malki, Jeff Elks, Jon M. McConnachie, Pallassana S. Venkataraman +7 more 2011-05-31 $118,195,000
7897538 Process for removing sulfur compounds from hydrocarbon streams and adsorbent used in this process Miron Landau, Mordechay Herskowitz, Iehudit Reizner, James E. Kegerreis 2011-03-01 $249,651,000
7615509 High activity supported distillate hydroprocessing catalysts Chuansheng Bai, El-Mekki El-Malki, Jeff Elks, Jon M. McConnachie, Pallassana S. Venkataraman +8 more 2009-11-10 $335,337,000
7591942 Bulk bi-metallic catalysts made from precursors containing an organic agent Stuart L. Soled, Sabato Miseo 2009-09-22 $385,181,000
7544632 Bulk Ni-Mo-W catalysts made from precursors containing an organic agent Stuart L. Soled, Sabato Miseo 2009-06-09 $441,418,000
6929738 Two stage process for hydrodesulfurizing distillates using bulk multimetallic catalyst Kenneth L. Riley, Darryl P. Klein, Stuart L. Soled, Michael C. Kerby, Gary B. McVicker +3 more 2005-08-16 $723,806,000
6783663 Hydrotreating using bulk multimetallic catalysts Kenneth L. Riley, Darryl P. Klein, Stuart L. Soled, Michael C. Kerby, Gary B. McVicker +3 more 2004-08-31 $253,987,000
6712955 Slurry hydroprocessing using bulk multimetallic catalysts Roby Bearden, Jr., Ferrughelli Thomas David, Sabato Miseo, Martin L. Gorbaty, Stuart L. Soled 2004-03-30 $430,508,000
6582590 Multistage hydroprocessing using bulk multimetallic catalyst Kenneth L. Riley, Darryl P. Klein, Stuart L. Soled, Michael C. Kerby, Gary B. McVicker +3 more 2003-06-24 $246,176,000
6511937 Combination slurry hydroconversion plus solvent deasphalting process for heavy oil upgrading wherein slurry catalyst is derived from solvent deasphalted rock Roby Bearden, Jr., Martin L. Gorbaty, David T. Ferrughelli, Ronald D. Myers 2003-01-28 $416,208,000