Inventor
SUTHERLAND JAMIE N
US22 patents
Patents
22 patentsUS11618855B2Apr 4, 2023
Circular chemicals or polymers from pyrolyzed plastic waste and the use of mass balance accounting to allow for crediting the resultant products as circular
CHEVRON PHILLIPS CHEMICAL CO LP11 citations93
US11479726B2Oct 25, 2022
Circular chemicals or polymers from pyrolyzed plastic waste and the use of mass balance accounting to allow for crediting the resultant products as circular
CHEVRON PHILLIPS CHEMICAL CO LP13 citations93
US12077713B2Sep 3, 2024
Circular chemicals or polymers from pyrolyzed plastic waste and the use of mass balance accounting to allow for crediting the resultant products as circular
CHEVRON PHILLIPS CHEMICAL CO LP8 citations84
US11781073B2Oct 10, 2023
Circular chemicals or polymers from pyrolyzed plastic waste and the use of mass balance accounting to allow for crediting the resultant products as circular
CHEVRON PHILLIPS CHEMICAL CO LP8 citations84
US11746297B2Sep 5, 2023
Circular chemicals or polymers from pyrolyzed plastic waste and the use of mass balance accounting to allow for crediting the resultant products as circular
CHEVRON PHILLIPS CHEMICAL CO LP10 citations84
US11518942B2Dec 6, 2022
Circular chemicals or polymers from pyrolyzed plastic waste and the use of mass balance accounting to allow for crediting the resultant products as circular
CHEVRON PHILLIPS CHEMICAL CO LP8 citations84
US10781273B2Sep 22, 2020
Multiple reactor and multiple zone polyolefin polymerization
CHEVRON PHILLIPS CHEMICAL CO LP4 citations84
US10696759B1Jun 30, 2020
Multiple reactor and multiple zone polyolefin polymerization
CHEVRON PHILLIPS CHEMICAL CO LP6 citations84
US11845815B2Dec 19, 2023
Multiple reactor and multiple zone polyolefin polymerization
CHEVRON PHILLIPS CHEMICAL CO LP1 citations73
US10858458B2Dec 8, 2020
Multiple reactor and multiple zone polyolefin polymerization
CHEVRON PHILLIPS CHEMICAL CO LP1 citations73
US10844147B2Nov 24, 2020
Multiple reactor and multiple zone polyolefin polymerization
CHEVRON PHILLIPS CHEMICAL CO LP1 citations73
US11673975B2Jun 13, 2023
System and method for improving dump tank purge time
CHEVRON PHILLIPS CHEMICAL CO LP2 citations69
US12351545B2Jul 8, 2025
Methanol production from methane utilizing a supported chromium catalyst
CHEVRON PHILLIPS CHEMICAL CO LP0 citations62
US12252558B2Mar 18, 2025
Multiple reactor and multiple zone polyolefin polymerization
CHEVRON PHILLIPS CHEMICAL CO LP0 citations62
US12134591B2Nov 5, 2024
Methanol production from methane utilizing a supported chromium catalyst
CHEVRON PHILLIPS CHEMICAL CO LP0 citations62
US11548957B2Jan 10, 2023
Multiple reactor and multiple zone polyolefin polymerization
CHEVRON PHILLIPS CHEMICAL CO LP0 citations62
US10947331B2Mar 16, 2021
Multiple reactor and multiple zone polyolefin polymerization
CHEVRON PHILLIPS CHEMICAL CO LP0 citations62
US10604457B2Mar 31, 2020
Ethylene oligomerization processes
CHEVRON PHILLIPS CHEMICAL CO LP1 citations61
US12441671B2Oct 14, 2025
Metal-containing ionic liquids with reduced viscosity
CHEVRON PHILLIPS CHEMICAL CO LP0 citations59
US10844148B2Nov 24, 2020
Multiple reactor and multiple zone polyolefin polymerization
CHEVRON PHILLIPS CHEMICAL CO LP0 citations52
US10703832B1Jul 7, 2020
Multiple reactor and multiple zone polyolefin polymerization
CHEVRON PHILLIPS CHEMICAL CO LP0 citations52
US12162829B2Dec 10, 2024
Gas phase process for acrylate production from ethylene and carbon dioxide
CHEVRON PHILLIPS CHEMICAL CO LP0 citations51