Inventor
CARGNELLI JOSEPH
CA17 patents
⚠️ This page may combine multiple inventors who share the name “CARGNELLI JOSEPH”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
HYDROGENICS CORP
16 patentsUS6875535B2Apr 5, 2005
Manifold for a fuel cell system
HYDROGENICS CORP45 citations92
US6852439B2Feb 8, 2005
Apparatus for and method of forming seals in fuel cells and fuel cell stacks
HYDROGENICS CORP56 citations92
US6833207B2Dec 21, 2004
Unitized regenerative fuel cell with bifunctional fuel cell humidifier and water electrolyzer
HYDROGENICS CORP65 citations92
US6619054B1Sep 16, 2003
Condenser for dehumidifying gas
HYDROGENICS CORP52 citations91
US7210220B2May 1, 2007
Apparatus for and method of forming seals in fuel cells and fuel stacks
HYDROGENICS CORP14 citations89
US7018732B2Mar 28, 2006
System and method for management of gas and water in fuel cell system
HYDROGENICS CORP22 citations89
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
US7323263B2Jan 29, 2008
Fuel cell system and method of operation to reduce parasitic load of fuel cell peripherals
HYDROGENICS CORP8 citations71
US7138202B2Nov 21, 2006
Apparatus for and method of forming seals in fuel cells and fuel stacks
HYDROGENICS CORP7 citations71
US12365999B2Jul 22, 2025
Electrolyser and energy system
HYDROGENICS CORP0 citations62
US6726187B2Apr 27, 2004
Humidifier
HYDROGENICS CORP3 citations61
US7348092B2Mar 25, 2008
Apparatus for and method of forming seals in fuel cells and fuel stacks
HYDROGENICS CORP1 citations60
US7323262B2Jan 29, 2008
Method of operating a fuel cell power system to deliver constant power
HYDROGENICS CORP5 citations60