Assignee
IOGEN CORP
CA65 patents
Top patents by PatentIndex Score
US10093540B2Oct 9, 2018
Method for producing renewable fuels
IOGEN CORP24 citations98
US9040271B2May 26, 2015
Method for producing renewable fuels
IOGEN CORP31 citations98
US5916780AJun 29, 1999
Pretreatment process for conversion of cellulose to fuel ethanol
IOGEN CORP151 citations98
US6090595AJul 18, 2000
Pretreatment process for conversion of cellulose to fuel ethanol
IOGEN CORP223 citations97
US10981784B2Apr 20, 2021
Partially renewable transportation fuel
IOGEN CORP14 citations94
US10723621B2Jul 28, 2020
Method for producing renewable fuels
IOGEN CORP17 citations94
US10640793B2May 5, 2020
Process for using biogenic carbon dioxide derived from non-fossil organic material
IOGEN CORP12 citations94
US10421663B2Sep 24, 2019
Method for producing renewable fuels
IOGEN CORP18 citations94
US10202622B2Feb 12, 2019
Process for producing fuel using two fermentations
IOGEN CORP16 citations94
US9222048B1Dec 29, 2015
Pipeline arrangement for utilizing a gas comprising biomethane
IOGEN CORP29 citations94
US9108894B1Aug 18, 2015
Process for using biogenic carbon dioxide derived from non-fossil organic material
IOGEN CORP55 citations94
US8658026B2Feb 25, 2014
Method for producing fuel with renewable content having reduced lifecycle greenhouse gas emissions
IOGEN CORP48 citations94
US11299686B2Apr 12, 2022
Method and system for producing a fuel
IOGEN CORP20 citations93
US10760024B2Sep 1, 2020
Method and system for upgrading biogas
IOGEN CORP20 citations93
US9969949B1May 15, 2018
Method and system for providing upgraded biogas
IOGEN CORP16 citations93
US6015703AJan 18, 2000
Genetic constructs and genetically modified microbes for enhanced production of beta-glucosidase
IOGEN CORP54 citations93
US5866407AFeb 2, 1999
Method and enzyme mixture for improved depilling of cotton goods
IOGEN CORP18 citations93
US9145300B1Sep 29, 2015
Integrated hydrogen production process
IOGEN CORP20 citations92
US6273994B1Aug 14, 2001
Method and device for measuring bleach requirement, bleachability, and effectivenss of hemicellulase enzyme treatment of pulp
IOGEN CORP25 citations91
US11946001B2Apr 2, 2024
Process and system for producing fuel
IOGEN CORP10 citations86
US11827916B2Nov 28, 2023
Process for producing fuel using two fermentations
IOGEN CORP10 citations86
US11434509B2Sep 6, 2022
Process for using biogenic carbon dioxide derived from non-fossil organic material
IOGEN CORP11 citations86
US10894968B2Jan 19, 2021
Process for producing fuel using three fermentations
IOGEN CORP9 citations86
US10619173B2Apr 14, 2020
Process for using biogenic carbon dioxide derived from non-fossil organic material
IOGEN CORP11 citations86
US11946006B2Apr 2, 2024
Method and system for producing a fuel from biogas
IOGEN CORP11 citations85
US11746301B2Sep 5, 2023
Method and system for producing a chemical or fuel
IOGEN CORP8 citations85
US11008598B2May 18, 2021
Process comprising acid pretreatment and enzymatic hydrolysis
IOGEN CORP7 citations84
US10487282B2Nov 26, 2019
Method and system for providing upgraded biogas
IOGEN CORP12 citations84
US10421667B2Sep 24, 2019
Process for treating lignocellulosic feedstock comprising wet oxidation
IOGEN CORP10 citations84
US9605286B2Mar 28, 2017
Integrated hydrogen production process
IOGEN CORP16 citations84
US9574212B2Feb 21, 2017
Process comprising sulfur dioxide and/or sulfurous acid pretreatment and enzymatic hydrolysis
IOGEN CORP13 citations84
US9514464B2Dec 6, 2016
Pipeline arrangement for utilizing a gas comprising biomethane
IOGEN CORP13 citations84
US9476066B2Oct 25, 2016
Production of products with favourable GHG emission reductions from cellulosic feedstocks
IOGEN CORP12 citations84
US10087476B2Oct 2, 2018
Process for hydrolyzing a pretreated feedstock and recovering lignin
IOGEN CORP8 citations81
US12515167B2Jan 6, 2026
Purification of methane containing gas streams using selective membrane separation
IOGEN CORP2 citations75
US11807530B2Nov 7, 2023
Method for making low carbon intensity hydrogen
IOGEN CORP6 citations75
US12312547B2May 27, 2025
Method and system for producing a fuel from biogas
IOGEN CORP1 citations74
US12241036B2Mar 4, 2025
Method and system for producing a fuel from biogas
IOGEN CORP3 citations74
US11873220B2Jan 16, 2024
Method for producing renewable fuels
IOGEN CORP1 citations73
US11193144B2Dec 7, 2021
Production of products with favourable GHG emission reductions from cellulosic feedstocks
IOGEN CORP1 citations73
US10894969B2Jan 19, 2021
Process for producing fuel using two fermentations
IOGEN CORP1 citations73
US10513714B2Dec 24, 2019
Lignocellulosic conversion process comprising sulfur dioxide and/or sulfurous acid pretreatment
IOGEN CORP4 citations73
US10513715B2Dec 24, 2019
Wet oxidation of biomass
IOGEN CORP4 citations73
US10266853B2Apr 23, 2019
Production of products with favourable GHG emission reductions from cellulosic feedstocks
IOGEN CORP1 citations73
US9508085B2Nov 29, 2016
Pipeline arrangement for utilizing a gas comprising biomethane
IOGEN CORP4 citations73
US9447353B2Sep 20, 2016
Pipeline arrangement for utilizing a gas comprising biomethane
IOGEN CORP4 citations73
US10655149B2May 19, 2020
Pretreatment of lignocellulosic biomass with sulfur dioxide and/or sulfurous acid
IOGEN CORP4 citations72
US5916799AJun 29, 1999
Protease-Treated and purified cellulase compositions and methods for reducing backstaining during enzymatic stonewashing
IOGEN CORP7 citations71
US5700686ADec 23, 1997
Protease-treated and purified cellulase compositions and methods for reducing backstaining during enzymatic stonewashing
IOGEN CORP10 citations71
US10995314B2May 4, 2021
Sulfur dioxide and/or sulfurous acid pretreatment with sulfur dioxide recovery
IOGEN CORP4 citations70
Showing the top 50 of 65 patents by PatentIndex Score.