ClassID:

213413

H01M8/0278 - CPC Classification

Classification description:

Fuel cells; Manufacture thereof; Details; Sealing or supporting means around electrodes, matrices or membranes; Sealing means characterised by their form O-rings

Recent Application in this class:
#1
20260128343
2026-05-07

FUEL CELL FOR AIRCRAFTS

#2
20260018626
2026-01-15

FUEL CELL STACK

#3
20250357509
2025-11-20

FUEL CELL MEMBRANE HUMIDIFIER

#4
20250132361
2025-04-24

FLOW BATTERY SYSTEM, BATTERY MONITORING DEVICE THEREOF, AND ELECTRODE ELEMENT FOR BATTERY MONITORING DEVICE AND MANUFACTURING METHOD THEREOF

#5
20250038227
2025-01-30

FUEL CELL SYSTEM GLOW PLUG

#6
20240356049
2024-10-24

FUEL CELL MEMBRANE HUMIDIFIER

#7
20240117881
2024-04-11

VARIABLE BACK-UP RING AND A SEALING STRUCTURE HAVING THE SAME

#8
20230343973
2023-10-26

SEALING ARRANGEMENT FOR ELECTROCHEMICAL CELLS OF THE PEM TYPE

#9
20220293970
2022-09-15

FUEL CELL UNIT AND FUEL CELL STACK

#10
20220209255
2022-06-30

Separator assembly for air cooled fuel cell and fuel cell stack including the same

#11
20220170551
2022-06-02

VARIABLE BACK-UP RING AND A SEALING STRUCTURE HAVING THE SAME

#12
20210273243
2021-09-02

HYDROGEN SUPPLY APPARATUS AND SEALING DEVICE USED FOR SAME

#13
20210242476
2021-08-05

Metal-dielectric conduit assemblies and methods of making thereof

#14
20210098809
2021-04-01

Flow batteries with current collectors having a dielectric coating

#15
20200403261
2020-12-24

Assembly comprising a SOEC/SOFC-type solid oxide stack, a clamping system, and a heat exchange system

#16
20200328431
2020-10-15

Displacement absorption tunnels for circular beads

#17
20200266458
2020-08-20

Frame gasket for fuel cell and method of molding the same

#18
20200185731
2020-06-11

FLEXIBLE SEALING STRUCTURE

#19
20190305343
2019-10-03

Proton exchange membrane fuel cell with a movable membrane electrode assembly device

#20
20190260038
2019-08-22

A FUEL CELL COMPONENT

#21
20190257426
2019-08-22

Gasket and method for manufacturing same

#22
20190181462
2019-06-13

High-temperature proton exchange membrane electrochemical reactor suitable for low-temperature storage

#23
20190067726
2019-02-28

Redox flow battery

#24
20190067720
2019-02-28

METHOD FOR PRODUCING A MEMBRANE-ELECTRODE ASSEMBLY AND MEMBRANE-ELECTRODE ASSEMBLY

#25
20180114993
2018-04-26

Frame gasket for fuel cell and method of molding the same

#26
20180104872
2018-04-19

Gasket molded product and method of manufacturing the same

#27
20180099439
2018-04-12

Gasket including carrier film and method of manufacturing the same

#28
20170334379
2017-11-23

Molten metal anode solid oxide fuel cell for transportation-related auxiliary power units

#29
20170288244
2017-10-05

Proton exchange membrane fuel cell with a movable membrane electrode assembly device

#30
20170229717
2017-08-10

ROBUST FUEL CELL STACK SEALING DESIGNS USING THIN ELASTOMERIC SEALS

#31
20170222247
2017-08-03

Method of producing fuel cell stack and method of producing metal separator for fuel cell

#32
20170018786
2017-01-19

Fuel cell separator with gasket for improved sealing

#33
20160160363
2016-06-09

Composite hardware for an electrochemical cell

#34
20160102410
2016-04-14

Electrochemical system for a fuel cell system with an embossed contacting plate

#35
20150372357
2015-12-24

INTEGRATED MAGNESIUM AIR CELL AND CATHODES

#36
20150125782
2015-05-07

Fuel cell plate assemblies

#37
20150061600
2015-03-05

WATER REACTIVE HYDROGEN FUEL CELL POWER SYSTEM

#38
20140349161
2014-11-27

SYSTEMS AND METHODS FOR SHUNT CURRENT AND MECHANICAL LOSS MITIGATION IN ELECTROCHEMICAL SYSTEMS

#39
20140287335
2014-09-25

Systems and methods for shunt current and mechanical loss mitigation in electrochemical systems

#40
20140127599
2014-05-08

Fuel cell and fuel cell system

#41
20140080027
2014-03-20

Fuel cell comprising manifolds having individual injector seals

#42
20130209909
2013-08-15

Fuel cell including separator with outer ends placed inward of fluid passages formed in frame

#43
20130065152
2013-03-14

CHANNEL PLATE ASSEMBLY OF STACK FOR FUEL CELL AND METHOD OF MANUFACTURING CHANNEL PLATE ASSEMBLY

#44
20130008782
2013-01-10

ELECTROCHEMICAL CELL STACK

#45
20120070761
2012-03-22

Tapered anode header insert for startup hydrogen distribution

#46
20110281198
2011-11-17

FUEL CELL

#47
20110281193
2011-11-17

FUEL CELL FLUID DISTRIBUTION SYSTEM

#48
20110229790
2011-09-22

FUEL CELL MODULE AND FUEL CELL STACK

#49
20110159407
2011-06-30

Fuel cell fluid flow field plate comprising an upward extending portion and a cover extending portion

#50
20110091792
2011-04-21

Fuel cell and method of manufacture thereof

#51
20100216048
2010-08-26

METHOD FOR THE PRODUCTION OF A MEMBRANE ELECTRODE UNIT

#52
20100213051
2010-08-26

Electrochemical apparatus

#53
20090291343
2009-11-26

Module for a fuel cell arrangement

#54
20090280391
2009-11-12

PACKAGE STRUCTURE FOR FUEL CELL

#55
20090181272
2009-07-16

Fuel cell providing improved stack and cooling plate

#56
20090169973
2009-07-02

Fuel cell

#57
20080171250
2008-07-17

Fuel cell

#58
20080138695
2008-06-12

Fuel Cell

#59
20080090123
2008-04-17

FUEL CELL HAVING STACK WITH IMPROVED SEALING STRUCTURE

#60
20080081247
2008-04-03

Cell stack for redox flow battery, and redox flow battery

#61
20080076005
2008-03-27

Fuel cell fluid distribution system

#62
20080003483
2008-01-03

Fuel cell

#63
20070264552
2007-11-15

FUEL CELL

#64
20070190390
2007-08-16

Gasket

#65
20070154769
2007-07-05

Gasket

#66
20070148525
2007-06-28

Gasket for electrolyte membrane

#67
20070148524
2007-06-28

Gasket

#68
20070015035
2007-01-18

Lightweight direct methanol fuel cell

#69
20060228512
2006-10-12

Gasket

#70
20060183014
2006-08-17

Method and composition for bonding and sealing fuel cell components

#71
20060166065
2006-07-27

Mini fuel battery with screw closure system

#72
20050255361
2005-11-17

Connecting structure and connecting method of fuel cell

#73
20050196656
2005-09-08

Fuel cell

#74
20050181269
2005-08-18

Microfibrous fuel cell assemblies comprising fiber-supported electrocatalyst layers, and methods of making same

#75
20050084734
2005-04-21

Polymer electrolyte fuel cell

#76
16541228
2022-04-19

Microwatt fuel cell stack