ClassID:

213610

H01M8/1079 - CPC Classification

Classification description:

Fuel cells; Manufacture thereof; Fuel cells with solid electrolytes characterised by the electrolyte material; Polymeric electrolyte materials characterised by the manufacturing processes Inducing porosity into non porous precursors membranes, e.g. leaching, pore stretching

Recent Application in this class:
#1
20250235829
2025-07-24

POLYMER ELECTROLYTE MEMBRANE AND METHOD OF MANUFACTURING THE SAME

#2
20220209257
2022-06-30

Polymer/ceramic hybrid thin film dielectric

#3
20210043949
2021-02-11

Conductor assembly

#4
20170294670
2017-10-12

Electrolyte film for fuel cell

#5
20170002156
2017-01-05

BIAXIALLY-STRETCHED POROUS MEMBRANE

#6
20160260995
2016-09-08

Polymer electrolyte membrane, method for fabricating same, and membrane-electrode assembly comprising same

#7
20160190625
2016-06-30

Method of fabricating proton-conducting electrolytic membrane

#8
20150376360
2015-12-31

MODIFICATION OF DRAWN FILM

#9
20140367355
2014-12-18

Cation exchange membrane, electrolysis vessel using the same and method for producing cation exchange membrane

#10
20140193716
2014-07-10

Laser-perforated porous solid-state films and applications thereof

#11
20140134518
2014-05-15

Microporous PVDF films

#12
20140068927
2014-03-13

Reverse osmosis membranes made with PFSA ionomer and ePTFE

#13
20130011799
2013-01-10

Method for the production of polymeric membranes having an ordered arrangement of high-aspect-ratio nanopores, by means of heavy ion bombing

#14
20120234674
2012-09-20

Cation exchange membrane, electrolysis vessel using the same and method for producing cation exchange membrane

#15
20120088095
2012-04-12

Modification of drawn film

#16
20120003564
2012-01-05

Process for producing polymeric electrolyte membrane

#17
20110008708
2011-01-13

Reinforced electrolyte membrane for fuel cell, fuel cell membrane-electrode assembly, and solid polymer electrolyte fuel cell comprising the fuel cell membrane-electrode assembly

#18
20100292077
2010-11-18

Nano-structured polymer composites and process for preparing same

#19
20100196793
2010-08-05

Nanoengineered membrane-electrode assembly for high-temperature proton exchange membrane fuel cells

#20
20080113242
2008-05-15

Microporous PVDF films

#21
20080033069
2008-02-07

Processes for producing nano-space controlled polymer ion-exchange membranes

#22
20050074651
2005-04-07

Polymer electrolyte film and method for preparation of the same, and solid polymer type fuel cell using the same

#23
20050058821
2005-03-17

Microporous PVDF films

#24
20050049320
2005-03-03

Processes for producing nano-space controlled polymer ion-exchange membranes