Patent Assignment
Reel/Frame 036407/0001
Correction of Assignee Address Previously Recorded at Reel 035772, Frame 0192.
Recorded: 2015-07-02
Pages: 78
Assignor
BALLARD POWER SYSTEMS INC.
Executed: 2015-05-06
Assignee
AUDI AG
INGOLSTADT, INGOLSTADT, 85045, GERMANY
Covered Properties
(133)
Convex Fuel Manifold Providing Uniform Pressure Seal to Fuel Cell Stack
Manifold Attachment System for a Fuel Cell Stack
Fluid Flow Control for Cool, Efficient Fuel Cell Operation
Fuel Cell with Folded Proton Exchange Membrane Forming Diffusion Layer Seal
Porous Carbon Body for a Fuel Cell Having an Electronically Conductive Hydrophilic Agent
Passive Water Management Fuel Cell
Method and Apparatus for Preventing Water in Fuel Cell Power Plants from Freezing During Storage
Configuration Enabling Rapid Fuel Cell Power from Sub-Freezing Initial Condition
Fuel Cell System, and Method of Protecting a Fuel Cell from Freezing
Actively-Cooled Water Recovery in Fuel Cell Power Plants
Air Condition Assisted Water Recovery Device Integrated with Cell Stack Assembly
Performance Recovery Process for Pem Fuel Cells
Interfacial and Edge Seals for Unitized Electrode Assemblies of Fuel Cell Stack Assembly
Battery-Boosted, Rapid Startup of Frozen Fuel Cell
Fuel Cell Performance Recovery by Cyclic Oxidant Starvation
Coolant Mixture Separator Assembly for Use in a Polymer Electrolyte Membrane (Pem) Fuel Cell Power Plant
System and Method for Shutting Down a Fuel Cell Power Plant
Shutdown Procedure to Improve Startup at Sub-Freezing Temperatures
End-Cell Thermal Distancing for Fuel Cell System
Membrane Electrode Assemblies with Hydrogen Peroxide Decomposition Catalyst
System for Determining a Gas Composition Within a Shut Down Fuel Cell Power Plant and Method of Operation
High Water Permeability Proton Exchange Membrane
High Temperature Reactant Recycling for Pem Fuel Cell Humidification
Fuel Cell System with Improved Humidification System
Fuel Stack Assembly
Start Up System and Method for a Fuel Cell Power Plant Using a Cathode Electrode Fuel Purge
Fuel Cell Stack Melting of Coolant Water During Frozen Startup
Initiating Operation of an Electric Vehicle or Other Load Powered by a Fuel Cell at Sub-Freezing Temperature
System and Method for Starting a Fuel Cell Stack Assembly at Sub-Freezing Temperature
Ceria-Based Mixed-Metal Oxide Structure, Including Method of Making and Use
Fuel Cell Power Plant Having a Fuel Concentration Sensor Cell
Vacuum Assisted Startup of a Fuel Cell at Sub-Freezing Temperature
Pem Fuel Cell Passive Water Management
Passive Water Management System for a Fuel Cell Power Plant
Fuel Cell Manifold Seal with Rigid Inner Layer
Low Temperature Fuel Cell Power Plant Operation
Hydrogen Passivation Shut Down System for a Fuel Cell Power Plant
Fuel Cell Temperature Control by Evaporative Cooling
Method of Operating a Fuel Cell System Under Freezing Conditions
Fuel and Air Flow Control in a Multi-Stack Fuel Cell Power Plant
Storage of Fuel Cell Energy During Startup and Shutdown
Fuel Cell Voltage Control
Single Valve Fuel Cell Stack Gas Flow and Containment
Reducing Pem Fuel Cell Hard Freeze Cycles
Easily Isolated, Oversize Fuel Cell Stack Cooler Plates
Pem Fuel Cell Stack Assembly with Isolated Internal Coolant Manifold
Method for Preparing Membranes and Membrane Electrode Assemblies with Hydrogen Peroxide Decomposition Catalyst
Performance Enhancing Break-in Method for a Pem Fuel Cell
Electric Storage Augmentation of Fuel Cell System Transient Response
Moisture Stabilization for a Fuel Cell Power Plant Sysem
Method and Apparatus for Humidification Control of an Energy Recovery Device in a Fuel Cell Power Plant
Managing Water and Auxiliary Power in Fuel Cell Power Plant Below Freezing Temperatures
Permeable Inlet Fuel Gas Distributor for Fuel Cells
Fuel Cell Stack Including Hydrogen Pumping Fuel Cells
Fuel Cell with Passive Water Balance
Storing Water in Substrates for Frozen, Boot-Strap Start of Fuel Cells
Fuel Cell System Having Inlet Fuel to More Than One and/or Recycle to Less Than All of the Fuel Fields
Preventing Fuel Starvation of a Fuel Cell Stack
Extended Catalyzed Layer for Minimizing Cross-Over Oxygen and Consuming Peroxide
Fuel Cell Manifold Cable End Clamp
Turbocompressor Impelling Fuel Recycle in Fuel Cell Power Plant
Fuel Cell Minimum Fuel Recycle with Maximum Fuel Utilization
Fuel Cell with Thermal Conductance of Cathode Greater Than Anode
Extended Electrodes for Pem Fuel Cell Applications
Unitized Fuel Cell Electrode Gasket Assembly
Cathode-To-Cathode Fuel Cell Stacks
Cascade Fuel Inlet Manifold for Fuel Cells
Dc Current Calculation for Fuel Cell Control
Fuel and Air Flow Control in a Multi-Stack Fuel Cell Power Plant
Quality Power from Induction Generator Feeding Variable Speed Motors
Purging Water with Reactant Air Pump Powered by Operational Fuel Cell System During Shutdown
Dual Pump Fuel Cell Temperature Management System
Decontamination Procedure for a Fuel Cell Power Plant
Patent:
7,442,453 →
Application:
11/023,148 →
Varied Fuel Cell Oxidant Flow Channel Depth Resulting in Fewer Cooler Plates
Patent:
7,041,408 →
Application:
11/025,437 →
Fuel Cells Evaporatively Cooled with Water Carried in Passageways
Catalytic Combustors Keeping Contained Medium Warm in Response to Hydrostatic Valve
Fuel Cells Evaporative Reactant Gas Cooling and Operational Freeze Prevention
Coolant Mixture Separator Assembly for Use in a Polymer Electrolyte Membrane (Pem) Fuel Cell Power Plant
Coolant Mixture Separator Assembly for Use in a Polymer Electrolyte Membrane (Pem) Fuel Cell Power Plant
Storage of Fuel Cell Energy During Startup and Shutdown or Other Power Transitions
Hydrogen Passivation Shut Down System for a Fuel Cell Power Plant
Combined Accumulator and Demineralizer Functionality for a Fuel Cell
Start Up of Cascaded Fuel Cell Stack
Small Volume, Fuel Cell Inlet Fuel Gas Distributor Having Low Pressure Drop
Non-Circulating Coolant Pem Fuel Cell Power Plant Assembly with Low Thermal Mass
Ceria-Based Mixed-Metal Oxide Structure, Including Method of Making and Use
Fuel Cell with Randomly-Dispersed Carbon Fibers in a Backing Layer
Fuel Cell Coolant Bubble Control
Fuel Cell Assembly With Operating Temperatures For Extended Life
Application:
11/718,258 →
Publication:
US US20070292725A1
Mea Seal Structure Containing Catalyzed Layer
Catalytic Combustors Keeping Contained Medium Warm in Response to Hydrostatic Valve
Fuel Cell Cover Plate Tie-Down
Retaining Water in a Fuel Cell Stack for Cooling and Humidification During Frozen Startup
Single Reactant Gas Flow Field Plate Pem Fuel Cell
Response to Ingestion of Gas Into Fuel Cell Coolant
Application:
12/086,947 →
Publication:
US US20100167140A1
Method of Preparing a Fuel Cell Unitized Electrode Assembly by Ultrasonic Welding
Circulation of Gas-Entrained Fuel Cell Coolant
Alloy Catalysts for Extending Life of Fuel Cell Membranes and Ionomer
Fuel Cell Flow Field Channel with Partially Closed End
Stabilized Fuel Cell Flow Field
System and Method for Reducing Radiator Sizes for Low Temperature Fuel Cell Systems
Non-Circulating Coolant Pem Fuel Cell Power Plant with Antifreeze Back Pressure Air Venting System
PEM fuel cell auxiliary power system and method for starting an internal combustion engine vehicle
Application:
12/156,798 →
Publication:
US US20090301802A1
Hydrogen Sensor Cell for Detecting Contaminants
Composite Water Management Electrolyte Membrane For A Fuel Cell
Application:
12/224,978 →
Publication:
US US20090017344A1
Operating Fuel Cell During Down Time on Cryogenic Hydrogen Boil-Off
Full Cells Evaporative Cooling and Combined Evaporative and Sensible Cooling
Water Management for a Fuel Cell
Hydrogen Passivation Shut Down System for a Fuel Cell Power Plant
Hydrogen passivation shut down system for a fuel cell power plant
Application:
12/386,953 →
Publication:
US US20090220831A1
Hydrogen Passivation Shut Down System for a Fuel Cell Power Plant
Fuel Cell Stack Having an Integrated End Plate Assembly
Robust Heating of Fuel Cells During Subfreezing Start
Fuel-Cascaded Fuel Cell Stacks with Decoupled Power Outputs
Application:
12/448,666 →
Publication:
US US20100040914A1
Membrane Electrode Assemblies with Hydrogen Peroxide Decomposition Catalyst
Water Retention and Gas Ingestion Control for a Fuel Cell
Application:
12/517,291 →
Publication:
US US20100086817A1
Membrane Electrode Assembly Having Catalyst Diffusion Barrier Layer
Application:
12/598,051 →
Publication:
US US20100092815A1
Fuel cell power plant having improved operating efficiencies
Application:
12/735,672 →
Publication:
US US20100330448A1
Storage of Fuel Cell Energy During Startup and Shutdown or Other Power Transitions
Protective and Precipitation Layers for PEM Fuel Cell
Hydrogen Passivation Shut Down System for a Fuel Cell Power Plant
Reservoir for Hot Weather Operation of Evaporatively Cooled Fuel Cell
Application:
12/922,956 →
Publication:
US US20110014530A1
Fuel Cell Coolant Bubble Control
Fuel Cell Using Uv Curable Sealant
Application:
13/057,609 →
Publication:
US US20110136035A1
Saturated Vapor Block for Frozen Fuel Cell Power Plant
Fuel Cell Stack Assembly Seal
Application:
13/126,054 →
Publication:
US US20110318666A1
Method of Treating a Material to Achieve Sufficient Hyrophilicity for Making Hyrophilic Articles
Fuel Cell for Moisture Management at Gas Inlets
Application:
13/256,290 →
Publication:
US US20120003560A1
Fuel Cell System That Provides High Grade Heat to an Absorption Chiller
System and Method for Reducing Radiator Sizes for Low Temperature Fuel Cell Systems
Circulation of Biphase Fuel Cell Coolant
Method of Preparing a Fuel Cell Unitized Electrode Assembly by Ultrasonic Welding
Fuel Cell Enclosure
Patent:
492,650 →
Application:
29/171,076 →
Related Assignments
(2)
Other recorded transfers of the patents in this record — the chain of ownership.