ClassID:

213139

H01M4/242 - CPC Classification

Classification description:

Electrodes; Electrodes composed of, or comprising, active material; Electrodes for alkaline accumulators Hydrogen storage electrodes

Recent Application in this class:
#1
20240429367
2024-12-26

BIPOLAR BATTERY WITH PROTON AND HYDROXIDE ION CONDUCTING POLYMER BASED SEPARATOR

#2
20240282914
2024-08-22

HIGH-ENTROPY HYDROGEN STORAGE ALLOY, NEGATIVE ELECTRODE FOR ALKALINE STORAGE BATTERY, AND ALKALINE STORAGE BATTERY

#3
20240213461
2024-06-27

BIPOLAR ELECTRODE FOR METAL HYDRIDE BATTERY, METAL HYDRIDE BATTERY EQUIPPED WITH BIPOLAR ELECTRODE, METHOD FOR PRODUCING BIPOLAR ELECTRODE FOR METAL HYDRIDE BATTERY, AND METHOD FOR PRODUCING METAL HYDRIDE BATTERY

#4
20230343927
2023-10-26

NICKEL ELECTRODE FOR ALKALINE SECONDARY BATTERY AND ALKALINE SECONDARY BATTERY INCLUDING NICKEL ELECTRODE

#5
20220416252
2022-12-29

ELECTRODE FOR METAL HYDROGEN BATTERY AND METHOD FOR MANUFACTURING SAME

#6
20220384779
2022-12-01

HYDROGEN ABSORBING ALLOY NEGATIVE ELECTRODE AND NICKEL-HYDROGEN SECONDARY BATTERY INCLUDING THE HYDROGEN ABSORBING ALLOY NEGATIVE ELECTRODE

#7
20220294025
2022-09-15

Electrode for alkaline secondary battery and alkaline secondary battery

#8
20220123374
2022-04-21

ALKALINE SECONDARY BATTERY

#9
20210408535
2021-12-30

Hydrogen storage alloy for alkaline storage battery and alkaline storage battery using the same

#10
20210398767
2021-12-23

Lattice energy conversion device

#11
20210057724
2021-02-25

Negative-electrode composition for alkaline secondary batteries, and alkaline secondary battery negative electrode

#12
20210036381
2021-02-04

MILLING OF RECOVERED NEGATIVE ELECTRODE MATERIAL

#13
20200313179
2020-10-01

Negative electrode for nickel metal hydride secondary battery, method of manufacturing the negative electrode, and nickel metal hydride secondary battery using the negative electrode

#14
20200303726
2020-09-24

NEGATIVE ELECTRODE FOR ALKALI SECONDARY BATTERY, ALKALI SECONDARY BATTERY COMPRISING THE NEGATIVE ELECTRODE, AND METHOD FOR PRODUCING THE NEGATIVE ELECTRODE

#15
20200266404
2020-08-20

Alkaline secondary battery

#16
20200259166
2020-08-13

Methods for enhanced electrolytic loading of hydrogen

#17
20200220226
2020-07-09

Metal hydride battery with added hydrogen gas, oxygen gas or hydrogen peroxide

#18
20200144616
2020-05-07

Air electrode for air secondary battery and air secondary battery

#19
20200028225
2020-01-23

Manufacturing method of proton battery and proton battery module

#20
20200028157
2020-01-23

Positive electrode for alkaline secondary battery and alkaline secondary battery

#21
20190319260
2019-10-17

Negative electrode for alkaline secondary battery, and alkaline secondary battery

#22
20190305301
2019-10-03

Negative electrode for nickel-hydrogen secondary battery, and nickel-hydrogen secondary battery

#23
20190115589
2019-04-18

Positive electrode and alkaline secondary battery including the same

#24
20190058225
2019-02-21

Metal hydride battery with added hydrogen gas, oxygen gas or hydrogen peroxide

#25
20190027732
2019-01-24

Bipolar battery

#26
20190006718
2019-01-03

High capacity corrosion resistant V-based metal hydride electrodes for rechargeable metal hydride batteries

#27
20180375136
2018-12-27

Synthesis and hydrogen storage properties of novel manganese hydrides

#28
20180254528
2018-09-06

ALKALINE SECONDARY BATTERY

#29
20180090754
2018-03-29

Nickel-metal hydride battery

#30
20180083324
2018-03-22

High pressure type hydride secondary battery

#31
20180083233
2018-03-22

Alkaline and non-aqueous proton-conducting pouch-cell batteries

#32
20180034046
2018-02-01

ALLOY POWDER FOR ELECTRODES, NEGATIVE ELECTRODE FOR NICKEL-METAL HYDRIDE STORAGE BATTERIES USING SAME, AND NICKEL-METAL HYDRIDE STORAGE BATTERY

#33
20170346086
2017-11-30

ACTIVATION OF LAVES PHASE-RELATED BCC METAL HYDRIDE ALLOYS FOR ELECTROCHEMICAL APPLICATIONS

#34
20170250397
2017-08-31

Hydrogen storing alloy and production method thereof

#35
20170194795
2017-07-06

Secondary electrochemical cell and charging method

#36
20170166998
2017-06-15

Method for producing La/Ce/MM/Y base alloys, resulting alloys, and battery electrodes

#37
20170125804
2017-05-04

NICKEL HYDRODGEN SECONDARY BATTERY

#38
20170110764
2017-04-20

Nickel hydrogen secondary battery

#39
20170054151
2017-02-23

Nickel hydrogen battery

#40
20170054142
2017-02-23

Negative electrode for alkaline secondary battery, outer case for alkaline secondary battery and alkaline secondary battery

#41
20170002442
2017-01-05

HYDROGEN-ABSORBING ALLOY, ALLOY POWDER FOR ELECTRODE, NEGATIVE ELECTRODE FOR ALKALINE STORAGE BATTERY, AND ALKALINE STORAGE BATTERY

#42
20160351907
2016-12-01

Alkaline secondary cell

#43
20160315357
2016-10-27

DEVICE FOR CONTROLLING ALKALI STORAGE BATTERY

#44
20160276661
2016-09-22

Electrode alloy powder, negative electrode for nickel-metal hydride storage batteries using the same, and nickel-metal hydride storage battery

#45
20160233461
2016-08-11

Alkaline and non-aqueous proton-conducting pouch-cell batteries

#46
20160204429
2016-07-14

HYDROGEN STORAGE ALLOY AND NEGATIVE ELECTRODE AND NI-METAL HYDRIDE BATTERY EMPLOYING SAME

#47
20160141724
2016-05-19

Electrolytes and Metal Hydride Batteries

#48
20160141723
2016-05-19

Electrolytes and Metal Hydride Batteries

#49
20160028083
2016-01-28

Activation of laves phase-related BCC metal hydride alloys for electrochemical applications

#50
20150311502
2015-10-29

HYDROGEN-STORAGE ALLOY PARTICLES

#51
20150280216
2015-10-01

Nickel-hydrogen storage battery and battery pack

#52
20150221989
2015-08-06

POSITIVE ELECTRODE ACTIVE MATERIAL FOR ALKALINE STORAGE BATTERIES, POSITIVE ELECTRODE FOR ALKALINE STORAGE BATTERIES AND ALKALINE STORAGE BATTERY INCLUDING THE SAME, AND NICKEL-METAL HYDRIDE STORAGE BATTERY

#53
20150180101
2015-06-25

STORAGE CELL SYSTEM

#54
20150010812
2015-01-08

Alloy powder for electrode, negative electrode for alkaline storage battery using the same, and alkaline storage battery

#55
20140378016
2014-12-25

MAGNETICALLY MODIFIED METALS AND METAL ALLOYS FOR HYDRIDE STORAGE

#56
20140370406
2014-12-18

Synthesis and hydrogen storage properties of novel manganese hydrides

#57
20140329145
2014-11-06

Rechargeable battery cell with improved high temperature performance

#58
20140322577
2014-10-30

Energy storage device including spiral electrode group with reinforced separator

#59
20140286856
2014-09-25

Hydrogen storage method

#60
20140234734
2014-08-21

Reversible fuel cell and reversible fuel cell system

#61
20140194279
2014-07-10

Nanoscale nickel-based catalytic material

#62
20140154568
2014-06-05

Negative electrode for alkaline secondary battery, outer case for alkaline secondary battery and alkaline secondary battery

#63
20140120411
2014-05-01

Nickel hydride secondary battery

#64
20140096647
2014-04-10

Process for the Recovery of AB5 Alloy from Used Nickel/Metal Hydride Batteries

#65
20140030583
2014-01-30

Nickel-metal hydride secondary cell and negative electrode therefor

#66
20140007974
2014-01-09

Metal hydrazide materials

#67
20130337359
2013-12-19

Fuel cell

#68
20130295460
2013-11-07

Alkaline storage battery

#69
20130224544
2013-08-29

Electrode plate, wound electrode group, and cylindrical battery

#70
20130213532
2013-08-22

HYDROGEN STORAGE ALLOY, ELECTRODE, NICKEL-METAL HYDRIDE RECHARGEABLE BATTERY AND METHOD FOR PRODUCING HYDROGEN STORAGE ALLOY

#71
20130202965
2013-08-08

Rechargeable battery cell with improved high temperature performance

#72
20130202964
2013-08-08

Hydrogen absorbing alloy, negative pole, and nickel—hydrogen secondary battery

#73
20130129564
2013-05-23

Method for producing La/Ce/MM/Y base alloys, resulting alloys and battery electrodes

#74
20130029221
2013-01-31

ELECTRODE FOR AN ALKALINE ACCUMULATOR

#75
20130029209
2013-01-31

Nickel hydrogen rechargeable battery

#76
20120315524
2012-12-13

Negative electrode for a nickel-hydrogen rechargeable battery and a nickel-hydrogen rechargeable battery using the same

#77
20120270112
2012-10-25

Substantially impervious lithium super ion conducting membranes

#78
20120231337
2012-09-13

AQUEOUS PASTE FOR ELECTROCHEMICAL CELL, ELECTRODE PLATE FOR ELECTROCHEMICAL CELL OBTAINED BY APPLYING THE AQUEOUS PASTE, AND BATTERY COMPRISING THE ELECTRODE PLATE

#79
20120164527
2012-06-28

Negative electrode for alkaline secondary cell and alkaline secondary cell using same

#80
20120141319
2012-06-07

NdNi5 alloys for hydrogen storage and Ni-MH batteries

#81
20120134871
2012-05-31

ACTIVE MATERIAL FOR A NEGATIVE ELECTRODE OF AN ALKALINE ACCUMULATOR OF THE NICKEL-METAL HYDRID TYPE

#82
20120107690
2012-05-03

Electrode for secondary battery, slurry for secondary battery electrode, and secondary battery

#83
20120100428
2012-04-26

Particles Coated with an Organically Modified (Hetero)Silicic Acid Polycondensate and Containing a Metal Core Suited for Storing Hydrogen, Batteries Produced Therewith, and Method for the Production Thereof Using the Particles

#84
20120052353
2012-03-01

CYLINDRICAL NICKEL-HYDROGEN STORAGE BATTERY

#85
20110308971
2011-12-22

Metal hydrazide materials

#86
20110289767
2011-12-01

Energy storage device and manufacturing method thereof

#87
20110159354
2011-06-30

Galvanic element with a high capacity

#88
20110151320
2011-06-23

Hydrogen-absorbing alloy, fabrication method thereof and alkaline storage battery

#89
20110136023
2011-06-09

INTEGRATED HYDRIDE AIR ACCUMULATOR SYSTEM AND METHOD FOR MANUFACTURING THE SAME

#90
20110052983
2011-03-03

NEGATIVE ELECTRODE FOR ALKALINE STORAGE BATTERY AND ALKALINE STORAGE BATTERY

#91
20110033748
2011-02-10

HYDROGEN-ABSORBING ALLOY POWDER, METHOD FOR TREATING THE SURFACE THEREOF, NEGATIVE ELECTRODE FOR ALKALINE STORAGE BATTERY, AND ALKALINE STORAGE BATTERY

#92
20110014508
2011-01-20

Nickel metal hydride rechargeable battery and method for manufacturing negative electrode thereof

#93
20100323243
2010-12-23

Hydrogen-absorbing alloy for alkaline storage battery and method for manufacturing the same

#94
20100310447
2010-12-09

CARBON-CONTAINING MATRIX WITH FUNCTIONALIZED PORES

#95
20100261052
2010-10-14

Plasticized electrode for an alkaline battery

#96
20100255373
2010-10-07

Method for preparing hydrogen absorbing electrode and nickel metal-hydride battery

#97
20100248024
2010-09-30

ALKALINE STORAGE BATTERY SYSTEM

#98
20100216018
2010-08-26

HYDROGEN-ABSORBING ALLOY AND ALKALINE STORAGE BATTERY HAVING THE ALLOY

#99
20100203385
2010-08-12

Negative electrode for alkaline storage battery, fabrication method thereof, and alkaline storage battery

#100
20100167122
2010-07-01

Alkaline storage battery

#101
20100081053
2010-04-01

Negative electrode for alkaline storage battery, alkaline storage battery, and method of manufacturing alkaline storage battery

#102
20100009259
2010-01-14

Negative electrode active material for nickel-metal hydride battery and nickel-metal hydride battery using the same, and method for treating negative electrode active material for nickel-metal hydride battery

#103
20090325070
2009-12-31

Primary aluminum hydride battery

#104
20090261305
2009-10-22

COMPOSITION OF AND METHOD OF USING NANOSCALE MATERIALS IN HYDROGEN STORAGE APPLICATIONS

#105
20090239144
2009-09-24

NICKEL-METAL HYDRIDE RECHARGEABLE CELL

#106
20090214953
2009-08-27

HYDROGEN STORAGE ALLOY, HYDROGEN STORAGE ALLOY ELECTRODE AND NICKEL METAL HYDRIDE SECONDARY BATTERY USING THE HYDROGEN STORAGE ALLOY

#107
20090206302
2009-08-20

HYDROGEN-ABSORBING ALLOY FOR AN ALKALINE STORAGE BATTERY

#108
20090196814
2009-08-06

One electron atom catalysis, increased binding energy compounds, and applications thereof

#109
20090191449
2009-07-30

Alkaline storage battery

#110
20090181266
2009-07-16

Method for preparation of transition metal electroplated porous carbon nanofiber composite for hydrogen storage

#111
20090169995
2009-07-02

HYDROGEN STORAGE ALLOY AND ALKALINE STORAGE BATTERY EMPLOYING HYDROGEN STORAGE ALLOY AS NEGATIVE ELECTRODE ACTIVE MATERIAL

#112
20090155690
2009-06-18

NICKEL-METAL HYDRIDE RECHARGEABLE CELL

#113
20090148770
2009-06-11

Hydrogen absorbing alloy, production method thereof, and secondary battery

#114
20090130551
2009-05-21

Nickel metal-hydride battery

#115
20090111023
2009-04-30

HYDROGEN STORAGE ALLOYS, HYDROGEN STORAGE ALLOY ELECTRODE AND NICKEL METAL HYDRIDE BATTERY USING THE ALLOYS

#116
20090104527
2009-04-23

Hydrogen storage alloy, its production method, hydrogen storage alloy electrode, and secondary battery

#117
20090095631
2009-04-16

Method for separating active material of electrode plate for storage battery

#118
20090087745
2009-04-02

ALKALINE STORAGE BATTERY SYSTEM

#119
20090061317
2009-03-05

NEGATIVE ELECTRODE FOR ALKALINE STORAGE BATTERY AND ALKALINE STORAGE BATTERY

#120
20090011332
2009-01-08

NEGATIVE ACTIVE MATERIAL FOR NICKEL-METAL HYDRIDE ACCUMULATOR

#121
20080299458
2008-12-04

Hydrogen storage alloy for alkaline battery and production method thereof, as well as alkaline battery

#122
20080299444
2008-12-04

Hydrogen storage electrode

#123
20080261105
2008-10-23

Nickel hydrogen storage battery and method for manufacturing negative electrode thereof

#124
20080213666
2008-09-04

Methods for producing agglomerates of metal powders and articles incorporating the agglomerates

#125
20080206638
2008-08-28

Energy conversion device

#126
20080156228
2008-07-03

Inorganic colors and related nanotechnology

#127
20080145723
2008-06-19

Rechargeable fuel cell and method

#128
20080118838
2008-05-22

Hydrogen-Air Secondary Cell

#129
20080085209
2008-04-10

HYDROGEN-ABSORBING ALLOY FOR AN ALKALINE STORAGE BATTERY

#130
20080070117
2008-03-20

Composition for negative electrode of alkaline electrolyte battery

#131
20080050578
2008-02-28

Beam insulating material

#132
20080032193
2008-02-07

PLASTICIZED ELECTRODE FOR AN ALKALINE BATTERY

#133
20070269717
2007-11-22

Hydrogen Absorbing Electrode and Nickel Metal-Hydridge Battery

#134
20070269716
2007-11-22

Multifunctional battery and method of making the same

#135
20070259264
2007-11-08

HYDROGEN ABSORBING ALLOY AND SECONDARY BATTERY

#136
20070224512
2007-09-27

Battery

#137
20070212604
2007-09-13

Bipolar battery

#138
20070212601
2007-09-13

Battery and method of manufacturing the same

#139
20070210279
2007-09-13

Manufacturing Method Of Electrode Paste For Alkaline Storage Batteries

#140
20070190417
2007-08-16

Hydrogen absorbing alloy and secondary battery

#141
20070172739
2007-07-26

Composite solid electrolyte for protection of active metal anodes

#142
20070158001
2007-07-12

Hydrogen storage alloy and alkaline secondary battery using the same

#143
20070141464
2007-06-21

Porous metal hydride electrode

#144
20070141456
2007-06-21

Bipolar membrane

#145
20070141431
2007-06-21

Fuel cell closed structure

#146
20070117022
2007-05-24

Negative plate for nickel/metal hydride secondary battery and fabrication method thereof

#147
20070077491
2007-04-05

Electrode, method of its production, metal-air fuel cell and metal hydride cell

#148
20070071633
2007-03-29

Hydrogen storage alloy

#149
20070065722
2007-03-22

Alkaline storage cell and hydrogen storage alloy for negative electrode of alkaline storage cell

#150
20070065721
2007-03-22

Alkaline storage cell and hydrogen storage alloy for negative electrode of alkaline storage cell

#151
20070054158
2007-03-08

Combination of photovoltaic devices and batteries which utilize a solid polymeric electrolyte

#152
20070011973
2007-01-18

Building block and system for manufacture

#153
20070009796
2007-01-11

Hydrogen absorbing alloy powder and nickel-metal hydride battery using the same

#154
20070000388
2007-01-04

Hydrogen storage-based electrochemical system and method of preparation

#155
20060269841
2006-11-30

Alkaline electrolyte storage battery having an anode formed of an active material composition

#156
20060254678
2006-11-16

Hydrogen absorbing alloy and secondary battery

#157
20060234129
2006-10-19

Batteries utilizing a solid polymeric electrolyte

#158
20060199076
2006-09-07

Hydrogen-absorbing alloy for alkaline storage batteries and alkaline storage battery

#159
20060194105
2006-08-31

Alkaline storage cell

#160
20060180464
2006-08-17

Apparatus and method for the controllable production of hydrogen at an accelerated rate

#161
20060177736
2006-08-10

Nickel-metal hydride storage battery and method of manufacturing the same

#162
20060166099
2006-07-27

Closed nickel-hydrogen storage battery and its production method

#163
20060165988
2006-07-27

Carbon nanoparticles and composite particles and process of manufacture

#164
20060127768
2006-06-15

Porous nickel foil for negative electrode of alkaline battery, production method therefor and production device therefor

#165
20060121345
2006-06-08

Electrode for secondary battery, process of producing the electrode, and secondary battery

#166
20060068286
2006-03-30

Hydrogen storage alloy

#167
20060068080
2006-03-30

Combinatorial discovery of nanomaterials

#168
20060051656
2006-03-09

Hydrogen storage material with high storage capacity

#169
20060035153
2006-02-16

Alkali storage battery and method of producing the same

#170
20060024581
2006-02-02

Hydrogen-storing alloy electrode and secondary cell using the same

#171
20060024580
2006-02-02

Negative electrode and nickel-metal hydride storage battery using the same

#172
20050255382
2005-11-17

Hydrogen storage alloys having improved cycle life and low temperature operating characteristics

#173
20050238959
2005-10-27

Nickel metal hydride battery design

#174
20050202290
2005-09-15

Integrated hybrid electrochemical device

#175
20050186478
2005-08-25

Alkaline storage battery and method for producing the same

#176
20050175896
2005-08-11

Hydrogen-absorbing alloy for alkaline storage batteries, alkaline storage battery, and method of manufacturing alkaline storage battery

#177
20050153154
2005-07-14

Metal hydride composite materials

#178
20050100789
2005-05-12

Nickel metal hydride storage battery

#179
20050056349
2005-03-17

Hydrogen absorbing alloy for alkaline storage battery, method for manufacturing the same and alkaline storage battery

#180
20050053836
2005-03-10

Gas storage media, containers, and battery employing the media

#181
20050053547
2005-03-10

Method for activating metal hydride material

#182
20050035003
2005-02-17

Gas storage media, containers, and battery employing the media

#183
20050031950
2005-02-10

Cylindrical alkaline storage battery

#184
20050031948
2005-02-10

Cylindrical alkaline storage battery

#185
20050031939
2005-02-10

Cylindrical alkaline storage battery

#186
20050029105
2005-02-10

Method for making electrodes for nickel-metal hydride batteries

#187
20050026032
2005-02-03

Nickel-metal hydride rechargeable battery

#188
20050019664
2005-01-27

Non-sintered type thin electrode for battery, battery using same and process for same

#189
20050019657
2005-01-27

Nickel-hydrogen cell

#190
15626996
2019-01-22

Electrochemical cell having a vanadium phosphorous alloy electrode