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USPTO Patent Rankings Data through Dec 31, 2025
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Gregory G. Hendrickson — 24 Patents

Chevron: 23 patents #161 of 4,788Top 4%
Kingwood, TX: #48 of 726 inventorsTop 7%
Texas: #5,446 of 125,132 inventorsTop 5%
Overall (All Time): #168,038 of 4,157,543Top 5%
24 Patents All Time
Gregory G. Hendrickson has been granted 24 US patents while listed as an inventor at Chevron. The first was granted in 2009 and the most recent in October 2025. Gregory G. Hendrickson ranks #168,038 of 4,157,543 US inventors in our database (top 4.0%). Patent records list Gregory G. Hendrickson in Kingwood, TX, US.

Issued Patents All Time

Showing 1–24 of 24 patents

Patent #TitleCo-InventorsDate
12441671 Metal-containing ionic liquids with reduced viscosity Orson L. Sydora, Corey W. Knight, Jamie N. Sutherland 2025-10-14
12435016 Flexible benzene production via selective-higher-olefin oligomerization of ethylene Steven M. Bischof, Uriah J. Kilgore, Bruce E. Kreischer, Scott G. Morrison, Ryan W. Snell +1 more 2025-10-07
12351545 Methanol production from methane utilizing a supported chromium catalyst Jamie N. Sutherland, James Hillier, Max P. McDaniel 2025-07-08
12134591 Methanol production from methane utilizing a supported chromium catalyst Jamie N. Sutherland, James Hillier, Max P. McDaniel 2024-11-05
11623176 Nitrogen conservation in polymerization processes Lei Ji, Robert R. McElvain, Steven D. Bridges, Jennifer F. Drew 2023-04-11
11598523 Flare monitoring and control method and apparatus Charles F. Fisher, Lee Green, Thomas A. Lessard, Kenneth B. Moore, Daniel W. Peneguy 2023-03-07
11047573 Flare monitoring and control method and apparatus Charles F. Fisher, Lee Green, Thomas A. Lessard, Kenneth B. Moore, Daniel W. Peneguy 2021-06-29
11007502 Methods and systems for capturing particulates — 2021-05-18
10988554 Elimination of polymer fouling in fluidized bed gas-phase fines recovery eductors Jeffrey S. Lowell, Ralph J. Price 2021-04-27
10988430 Continuous process for the conversion of olefins and carbon dioxide to acrylates via solution phase reactor Mark L. Hlavinka, Pasquale Iacono 2021-04-27
10792609 Nitrogen conservation in polymerization processes Lei Ji, Robert R. McElvain, Steven D. Bridges, Jennifer F. Drew 2020-10-06
10544080 Continuous process for the conversion of olefins and carbon dioxide to acrylates via solution phase reactor Mark L. Hlavinka, Pasquale Iacono 2020-01-28
10457753 Elimination of polymer fouling in fluidized bed gas-phase fines recovery eductors Jeffrey S. Lowell, Ralph J. Price 2019-10-29
9579619 Temperature control for polymerizing particulate polyolefin John D. Hottovy 2017-02-28
9433914 Polyolefin reactor system having a gas phase reactor Leonard E. Powell, Michael A. Rhodes, Joel A. Mutchler, Bruce E. Kreischer, Maruti Bhandarker +2 more 2016-09-06
9334336 Polyolefin reactor system having a gas phase reactor and solids recovery — 2016-05-10
8940239 Catalyst feed control during catalyst transition periods — 2015-01-27
8846829 Catalyst feed control during catalyst transition periods — 2014-09-30
8487053 Methods for removing polymer skins from reactor walls George R. Rajaendran, Max P. McDaniel, John D. Stewart, John D. Hottovy, Ted H. Cymbaluk +7 more 2013-07-16
8396600 Prediction and control solution for polymerization reactor operation Chih-An Hwang, Ted H. Cymbaluk 2013-03-12
8187547 Methods and systems for controlling polymer particle size John D. Hottovy 2012-05-29
8058367 Methods and systems for controlling polymer particle size John D. Hottovy 2011-11-15
7531606 Method for operating a gas phase polymerization reactor — 2009-05-12
7517947 Polymer transfer within a polymerization system Robert R. McElvain, John D. Hottovy, Bryan M. Garner, John H. Tait 2009-04-14

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