Patent Assignment
Reel/Frame 033070/0235
Assignment of Assignor's Interest
Recorded: 2014-05-30
Received: 2014-05-30
Pages: 36
Assignor
UNITED TECHNOLOGIES CORPORATION
Executed: 2014-04-24
Assignee
BALLARD POWER SYSTEMS INC.
9000 GLENLYON PARKWAY, BURNABY, CAX, V5J 5J8, CANADA
Covered Properties
(80)
Freeze-Resistant Fuel Cell Condensers
Application:
13/261,768 →
Fuel Cell Power Plant Operating System and Method for Use in Sub-Freezing Ambient Conditions
Application:
13/884,039 →
In-Service Fuel Cell Performance Recovery
Application:
13/261,615 →
Power Generation Method Using a Fuel Cell Having a Stabilized Cathode Catalyst
Application:
13/783,820 →
Solid Flow Field Plate with End Turns
Application:
13/805,073 →
Reduced Thermal Conductivity in Pem Fuel Cell Gas Diffusion Layers
Application:
13/261,250 →
Pressure-Based Liquid Level Detection and Control for a Fuel Cell Stack Assembly
Application:
13/261,225 →
Mitigating Electrode Erosion in High Temperature Pem Fuel Cell
Application:
13/261,129 →
Variable Air Utilization Increases Fuel Cell Membrane Durability
Application:
13/261,079 →
Carbide Stabilized Catalyst Structures and Method of Making
Application:
13/320,313 →
Fuel Cell and Flow Field Plate with Flow Guides
Application:
13/259,245 →
Selectively Sealing Fuel Cell Porous Plate
Application:
13/258,778 →
Fuel Cell and Flow Field Plate for Fluid Distribution
Application:
13/258,093 →
Fuel Cell and Flow Field Plate with Flow Guide
Application:
13/258,036 →
Fuel Cell with Purge Manifold
Application:
13/256,326 →
Boron-Doped Diamond Coated Catalyst Support
Application:
13/148,552 →
Fuel Cell Catalyst with Metal Oxide/Phosphate Support Structure and Method of Manufacturing Same
Application:
13/147,375 →
Solid Oxide Fuel Cell Having Metal Support with a Compliant Porous Nickel Layer
Application:
13/145,382 →
Solid Oxide Fuel System
Application:
13/144,006 →
Fuel Cell Systems and Related Arrangements for Limiting Relative Motion Between Fuel Cells
Application:
13/138,060 →
Apparatus and Method for Fuel Cell Start from Freezing Without Melting Ice
Application:
13/138,021 →
Interdigitated Flow Field for Solid Plate Fuel Cells
Application:
13/133,511 →
Preventing Air Intrusion into Hydrogen-Stabilized Fuel Cells During Shutdown
Application:
12/998,737 →
Method of Forming a Fuel Cell Sheet
Application:
13/128,728 →
Fuel Cell Plate Flow Field
Application:
13/127,990 →
Fluid Flow Assemblies for, and in, Fuel Cell Stacks
Application:
12/998,547 →
Porous Flow Field Plate for Moisture Distribution Control in a Fuel Cell
Application:
13/125,085 →
Apparatus Including Sodium Chlorate Electrolysis Cell Connected by Water Cooled Catalytic Reactor to Phosphoric Acid Fuel Cell
Application:
12/998,327 →
Inlet Manifold with Guiding Structure for Fuel Cell
Application:
13/120,261 →
Fuel Cell Seal
Application:
13/062,771 →
Voltage-Based Fluid Sensor for a Fuel Cell Stack Assembly
Application:
13/061,578 →
System and Method for Passivating a Fuel Cell Power Plant
Application:
13/059,567 →
Fuel Cell Catalyst Support with Boron Carbide-Coated Metal Oxides/Phosphates and Method of Manufacturing Same
Application:
13/057,308 →
Fuel Cell Stack Conditioned to Operate Safely with Failed Cells
Application:
12/736,955 →
Fuel Cell Device Having a Liquid Soak Up Region
Application:
13/003,775 →
Fuel Cell Device Having a Water Reservoir
Application:
13/003,582 →
Fuel Cell Device Including a Porous Cooling Plate Assembly Having a Barrier Layer
Application:
13/002,698 →
Reduced Axial Pressure in Fuel Cell Stacks
Application:
12/737,106 →
Evaporatively Cooled Hybrid Pem Fuel Cell Power Plant Assembly
Application:
12/925,840 →
Membrane with Increased Durability from Partial Ion Exchange
Application:
12/736,659 →
Porous Flow Field Plate for Moisture Distribution Control in a Fuel Cell
Application:
12/936,590 →
Fuel Cell and Bipolar Plate Having Manifold Sump
Application:
12/933,755 →
Fuel Cell Plate Having Multi-Directional Flow Field
Application:
12/922,767 →
Separator Plate Configuration for a Fuel Cell
Application:
12/922,724 →
Polymer Coating of Pem Fuel Cell Catalyst Layers
Application:
12/736,138 →
Fuel Cell Component with Interdigitated Flow Fields
Application:
12/921,788 →
Wicking Layer for Managing Moisture Distribution in a Fuel Cell
Application:
12/920,609 →
Platinum Loaded Substrate for a Fuel Cell and Method for Producing Same
Application:
12/920,173 →
Fuel Cell Having a Stabilized Cathode Catalyst
Application:
12/867,162 →
Stabilized Platinum Catalyst
Application:
12/867,153 →
Method and Apparatus for Operating a Fuel Cell in Combination with an Orc System
Application:
12/740,469 →
Fuel Cell and Biopolar Plate for Limiting Leakage
Application:
12/810,036 →
Multi-Point Fuel Cell Voltage Monitor
Application:
12/735,101 →
Freeing a Frozen Fuel Cell Component
Application:
12/746,797 →
Rapid Start-Up and Operating System for a Fuel Cell Power Plant Utilizing a Reformate
Application:
12/734,862 →
Combustion Of Hydrogen in Fuel Cell Cathode Upon Startup
Application:
12/734,764 →
Tailoring Liquid Water Permeability of Diffusion Layers in Fuel Cell Stacks
Application:
12/734,636 →
Pem Fuel Cell System with a Porous Hydrophobic Plug for Maintaining System Back Pressure and Methods for Designing the Plug and for Designing Systems for Using the Plug
Application:
12/799,387 →
Pem Fuel Cell System with a Porous Hydrophobloc Plug for Maintaining System Back Pressure and Methods for Designing the Plug and for Designing Systems for Using the Plug
Application:
12/799,386 →
State of Charge Calculator for Multi-Cell Energy Storage System Having Cell Balancing
Application:
12/733,435 →
High Thermal Conductivity Electrode Substrate
Application:
12/671,071 →
Wettable Gas Diffusion Layer for a Wet Seal in a Fuel Cell
Application:
12/515,600 →
Wettability Ink, Process and Carbon Composite Articles Made Therewith
Application:
12/449,751 →
Gas Purge Control for Coolant in a Fuel Cell
Application:
12/517,404 →
Hydrophilic Layer for Use in a Fuel Cell
Application:
12/517,076 →
Hydrophobic Layer for a Fuel Cell
Application:
12/517,077 →
Controlling an Amount of Liquid Within a Fuel Cell
Application:
12/516,398 →
Fuel Cell Flow Field Having Metal Bipolar Plates
Application:
12/514,623 →
Fuel Cell Flow Field Having Strong, Chemically Stable Metal Bipolar Plates
Application:
12/514,507 →
Pem Fuel Cell System with a Porous Hydrophobic Gas Venting Member with Gas Flow Blockage Prevention
Application:
12/312,294 →
Variable Fuel Pressure Control for a Fuel Cell
Application:
12/447,343 →
Membrane Electrode Assembly Having Protective Barrier Layer and Method for Mitigating Membrane Decay
Application:
12/445,741 →
Electrode Substrate for Electrochemical Cell from Carbon and Cross-Linkable Resin Fibers
Application:
12/311,483 →
Fuel Cell Power Plant Including a Variable Resistive Device
Application:
12/443,748 →
Avoiding Coolant Slump into Reactant Fields During Pem Fuel Cell Shutdown
Application:
12/310,607 →
Fuel Cell Employing Hydrated Non-Perfluorinated Hydrocarbon Ion Exchange Membrane
Application:
12/226,930 →
Evaporatively Cooled Hybrid Pem Fuel Cell Power Plant Assembly
Application:
12/002,815 →
Porous Plate for a Fuel Cell
Application:
11/617,999 →
Metal alloy bipolar plates for fuel cell
Application:
11/646,203 →
Pem Fuel Cell System with a Porous Hydrophobic Plug for Maintaining System Back Pressure and Methods for Designing the Plug and for Designing Systems for Using the Plug
Application:
11/326,762 →