Inventor
JOOS NATHANIEL IAN
CA35 patents
⚠️ This page may combine multiple inventors who share the name “JOOS NATHANIEL IAN”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
HYDROGENICS CORP
30 patentsUS7425379B2Sep 16, 2008
Passive electrode blanketing in a fuel cell
HYDROGENICS CORP23 citations92
US6878477B2Apr 12, 2005
Fuel cell flow field plate
HYDROGENICS CORP21 citations92
US7432008B2Oct 7, 2008
Gas diffusion layer for an electrochemical cell
HYDROGENICS CORP12 citations84
US11761103B2Sep 19, 2023
Electrolyser and energy system
HYDROGENICS CORP2 citations72
US11268201B2Mar 8, 2022
Electrolyser and energy system
HYDROGENICS CORP1 citations72
US10435800B2Oct 8, 2019
Electrolyser and energy system
HYDROGENICS CORP2 citations72
US10214821B2Feb 26, 2019
Electrolyser and energy system
HYDROGENICS CORP1 citations72
US10164278B2Dec 25, 2018
Nitrogen enriched air generation and fuel tank inerting system
HYDROGENICS CORP2 citations72
US11757119B1Sep 12, 2023
Systems and methods for hydrogen supply valve leak detection
HYDROGENICS CORP3 citations70
US11479866B2Oct 25, 2022
High or differential pressure electrolysis cell
HYDROGENICS CORP3 citations70
US10590545B2Mar 17, 2020
High or differential pressure electrolysis cell
HYDROGENICS CORP4 citations70
US12365999B2Jul 22, 2025
Electrolyser and energy system
HYDROGENICS CORP0 citations62
US12272847B2Apr 8, 2025
System and method for controlling voltage of fuel cell
HYDROGENICS CORP0 citations62
US11804611B2Oct 31, 2023
Fuel cell start up method
HYDROGENICS CORP0 citations62
US11495807B2Nov 8, 2022
Fuel cell start up method
HYDROGENICS CORP0 citations62
US11456470B2Sep 27, 2022
System and method for controlling voltage of fuel cell
HYDROGENICS CORP0 citations62
US11411232B2Aug 9, 2022
Closed anode fuel cell startup method
HYDROGENICS CORP0 citations62
US11362349B2Jun 14, 2022
Closed anode fuel cell startup method
HYDROGENICS CORP0 citations62
US11101477B2Aug 24, 2021
Fuel cell start up method
HYDROGENICS CORP0 citations62
US10985392B2Apr 20, 2021
System and method for controlling voltage of fuel cell
HYDROGENICS CORP0 citations62
US10930950B2Feb 23, 2021
Closed anode fuel cell startup method
HYDROGENICS CORP0 citations62
US12500251B2Dec 16, 2025
Systems and methods for liquid heating balance of plant components of a fuel cell module
HYDROGENICS CORP0 citations61
US11767598B2Sep 26, 2023
High or differential pressure electrolysis cell
HYDROGENICS CORP0 citations59
US10396332B2Aug 27, 2019
Bus bar assembly for an electrochemical cell stack
HYDROGENICS CORP1 citations58
US7569303B2Aug 4, 2009
Membrane electrode assembly with modified catalyst layout
HYDROGENICS CORP3 citations56
US10741859B2Aug 11, 2020
Fuel cell start up method
HYDROGENICS CORP0 citations52
US9580825B2Feb 28, 2017
Electrolyzer cell stack system
HYDROGENICS CORP1 citations50
US10847813B2Nov 24, 2020
Flow fields for electrochemical cell
HYDROGENICS CORP0 citations49
US10193164B2Jan 29, 2019
Flow fields for electrochemical cell
HYDROGENICS CORP0 citations49
US12548784B2Feb 10, 2026
Raised feed channels to maintain planar bipolar plate alignment
HYDROGENICS CORP0 citations43
CUMMINS INC
3 patentsUS12410818B2Sep 9, 2025
Hydrogen recirculation pump heating and sealing assemblies and methods
CUMMINS INC0 citations59
US12519122B2Jan 6, 2026
Modular fuel cell power system architecture for hybrid vehicles
CUMMINS INC0 citations56
US12065128B2Aug 20, 2024
Methods and systems for managing and controlling emissions in a hybrid system
CUMMINS INC0 citations47