ClassID:

217086

H02J9/062 - CPC Classification

Classification description:

Circuit arrangements for emergency or stand-by power supply, e.g. for emergency lighting in which the distribution system is disconnected from the normal source and connected to a standby source with automatic change-over, e.g. UPS systems for AC powered loads

Sub-classes:
Recent Application in this class:
#1
20260149301
2026-05-28

POWER DISTRIBUTION WITH OPTIMIZED TRANSFER BETWEEN POWER SOURCES

#2
20260149300
2026-05-28

SYSTEM FOR POWERING UNINTERRUPTIBLE POWER SUPPLY (UPS) USING EXTERNAL BATTERY CABINET (EBC)

#3
20260142493
2026-05-21

UNINTERRUPTIBLE POWER SUPPLY SYSTEM

#4
20260121443
2026-04-30

Method And Device For Controlling Uninterruptible Power Supply

#5
20260121442
2026-04-30

UNINTERRUPTIBLE POWER SUPPLIES (UPSs) AND CONTROL METHODS RELATED THERETO

#6
20260112916
2026-04-23

CONTROL METHODS AND RELATED CONTROLLERS FOR UNINTERRUPTIBLE POWER SUPPLIES

#7
20260106553
2026-04-16

LOAD-DEPENDENT CONTROL OF A DUAL ACTIVE BRIDGE WITH A DUTY CYCLE MODE

#8
20260106487
2026-04-16

UNINTERRUPTIBLE POWER SUPPLY DEVICE

#9
20260095114
2026-04-02

MOTOR DRIVE DEVICE

#10
20260095063
2026-04-02

PLANT CONTROLS FOR SELF-SUPPLY APPLICATIONS OF ENERGY STORAGE SYSTEMS

#11
20260095050
2026-04-02

POWER SUPPLY SYSTEM

#12
20260081422
2026-03-19

ENERGY STORAGE POWER SUPPLY SYSTEM, METHOD FOR CONTROLLING SAME, AND GRID-CONNECTED/OFF-GRID SOCKET

#13
20260074554
2026-03-12

POWER GENERATION SYSTEM

#14
20260074553
2026-03-12

UNINTERRUPTIBLE POWER SUPPLY SYSTEM

#15
20260066693
2026-03-05

POWER SOURCE SELECTION CONTROL

#16
20260066691
2026-03-05

BATTERY BACK-UP SYSTEM FOR HYDRAULIC ELEVATORS

#17
20260066684
2026-03-05

BATTERY SYSTEM SUPPORTING PLURALITY OF OPERATION MODES ACCORDING TO SOC

#18
20260058492
2026-02-26

GRID ANCILLARY SERVICE WITH UNINTERRUPTIBLE POWER SUPPLY

#19
20260058491
2026-02-26

CONVERTIBLE ENERGY CONTROL SYSTEM

#20
20260051764
2026-02-19

BIDIRECTIONAL UNINTERRUPTIBLE POWER SUPPLY

#21
20260051737
2026-02-19

POWER CONVERTERS FOR ELECTRONIC DEVICES

#22
20260045822
2026-02-12

Power Conversion Device And Uninterruptible Power System

#23
20260039141
2026-02-05

SYSTEM AND METHOD TO PROVIDE PORTABLE AND CONTINUOUS POWER SUPPLY WITH RE-CHARGING FEATURE

#24
20260024992
2026-01-22

TIME DEFERRED POWER UTILIZATION

#25
20250385543
2025-12-18

POWER DISCONNECT SYSTEM AND METHOD

#26
20250385542
2025-12-18

UNINTERRUPTIBLE RESPIRATORY SYSTEM

#27
20250373069
2025-12-04

POWER SUPPLY SYSTEM FOR POWER-CONSUMING DEVICE

#28
20250373068
2025-12-04

HYBRID UNINTERRUPTIBLE POWER SUPPLY

#29
20250364936
2025-11-27

COOLING DISTRIBUTION DEVICE AND METHOD

#30
20250364832
2025-11-27

UPS WITH PEAK-SHAVING AND ENERGY TIME SHIFTING FUNCTIONS SYSTEM

#31
20250357784
2025-11-20

METHOD FOR MANAGING THE ELECTRIC POWER SUPPLY OF A CRANE FROM A PRIMARY SOURCE AND FROM A RECHARGEABLE SECONDARY SOURCE

#32
20250357783
2025-11-20

UNINTERRUPTIBLE POWER SYSTEM, AND POWER SUPPLY METHOD AND POWER SUPPLY SYSTEM THEREOF

#33
20250357782
2025-11-20

ENERGY STORAGE CIRCUITS FOR UNINTERRUPTIBLE POWER SUPPLIES (UPSS) AND RELATED UPSS

#34
20250357781
2025-11-20

UNINTERRUPTIBLE POWER SUPPLY DEVICE

#35
20250350145
2025-11-13

UNINTERRUPTIBLE POWER SUPPLY

#36
20250343418
2025-11-06

SMART METER SOCKET ADAPTER FOR CONNECTING BATTER ENERGY STORAGE SYSTEM

#37
20250337270
2025-10-30

DETECTION METHOD, CONTROL DEVICE, POWER DISTRIBUTION BOX, AND STORAGE MEDIUM

#38
20250337269
2025-10-30

POWER DEVICE

#39
20250336282
2025-10-30

POWER DEVICE

#40
20250309680
2025-10-02

Self-Contained, Modular, Intelligent and Resilient Appliance Nanogrid System

#41
20250309679
2025-10-02

Intelligent Nanogrid Adapted Appliance System

#42
20250300488
2025-09-25

POWER SUPPLY CIRCUIT AND ENERGY STORAGE DEVICE

#43
20250300487
2025-09-25

UPS FOR CRITICAL AND NON-CRITICAL LOADS

#44
20250294699
2025-09-18

DATA CENTER BACKUP POWER SYSTEM

#45
20250293612
2025-09-18

UNIVERSAL BIDIRECTIONAL POWER CONVERTER WITH AGNOSTIC DIRECT CURRENT ENERGY STORAGE OR ENERGY SOURCE

#46
20250293518
2025-09-18

Apparatus, System, and Method for Providing Backup Energy

#47
20250293516
2025-09-18

SYSTEMS AND METHODS FOR INITIATING POWER GENERATION

#48
20250289348
2025-09-18

Fuel Cell Auxiliary Power Generation System for a Vehicle

#49
20250275741
2025-09-04

Medical X-Ray Imaging Device and Power Supply System Therefor

#50
20250273985
2025-08-28

SYSTEMS AND METHODS FOR CONTROLLING POWER DEVICES

#51
20250266710
2025-08-21

DUAL POWER SWITCHING SYSTEM AND METHOD OF OPERATING THE SAME

#52
20250266700
2025-08-21

PORTABLE POWER SOURCE

#53
20250260259
2025-08-14

UNINTERRUPTIBLE POWER SUPPLY DEVICE

#54
20250253704
2025-08-07

BACK-UP GENERATOR AND ASSOCIATED ELECTRIC POWER SYSTEMS

#55
20250246984
2025-07-31

INVERTER, METHOD FOR CONTROLLING OPERATION MODE, AND INVERTER SYSTEM

#56
20250239885
2025-07-24

BACK-UP GENERATOR AND ASSOCIATED ELECTRIC POWER SYSTEMS

#57
20250239884
2025-07-24

REVERSED POWER AND GRID SUPPORT WITH A MODULAR APPROACH

#58
20250233448
2025-07-17

QUICK AUTOMATIC TRANSFER SWITCH DEVICE AND OPERATING METHOD THEREOF

#59
20250233447
2025-07-17

POWER SUPPLY DEVICE

#60
20250226689
2025-07-10

HYBRID FAST TRANSFER SWITCH AND METHOD FOR FAST SWITCHING BETWEEN POWER SOURCES BY USING THE SAME

#61
20250226688
2025-07-10

Input Voltage Control for a DC/AC Power Converter

#62
20250219443
2025-07-03

SYSTEM AND METHOD FOR INTELLIGENT STATIC TRANSFER SWITCHING

#63
20250219442
2025-07-03

Equipment with Uninterruptible Power Supply to Address Short Power Interruptions

#64
20250219441
2025-07-03

UNINTERRUPTIBLE POWER SUPPLY APPARATUS

#65
20250211021
2025-06-26

BATTERY MANAGEMENT CONTROL SYSTEM OF FLOW BATTERY

#66
20250202373
2025-06-19

SYSTEMS AND METHODS FOR INVERTER AND DC/DC CONVERTER OPERATION

#67
20250202274
2025-06-19

POWER CONVERSION DEVICE

#68
20250202273
2025-06-19

BACKUP POWER SUPPLY

#69
20250192606
2025-06-12

PASSIVE ELEMENT-THYRISTOR PARALLEL CONNECTION FOR MITIGATING INRUSH CURRENT IN STATIC TRANSFER SWITCH

#70
20250192605
2025-06-12

SWITCHED REDUNDANT STATIC TRANSFER SWITCH RAPID TURN-OFF SYSTEM

#71
20250183705
2025-06-05

SUSTAINABLE POWER SHIFTING IN THE PRESENCE OF AN UNINTERRUPTIBLE POWER SUPPLY

#72
20250183702
2025-06-05

POWER SYSTEM FOR MOBILE WORKSTATION

#73
20250176125
2025-05-29

Prefabricated Alternating-Current Integrated Power Module

#74
20250167587
2025-05-22

POWER SOURCE AUTOMATIC TRANSFER DEVICE

#75
20250167586
2025-05-22

ENERGY COUPLING METHOD AND SYSTEM FOR HOUSEHOLD ENERGY STORAGE

#76
20250165022
2025-05-22

System and Method for Controlling a Stand-Alone Direct Current Power System

#77
20250159834
2025-05-15

INTEGRATED CABINET

#78
20250149914
2025-05-08

DUAL POWER SUPPLY TRANSFER SWITCH BASED ON SOLID-STATE SWITCH

#79
20250149913
2025-05-08

STATIC TRANSFER SWITCHES WITH INTELLIGENT BYPASS AND REMOVABLE POWER STAGES

#80
20250149873
2025-05-08

POWER DISTRIBUTION PROTECTION SYSTEM AND METHOD THEREOF

#81
20250141259
2025-05-01

UNINTERRUPTIBLE POWER SUPPLY

#82
20250141258
2025-05-01

Thermal-Power Direct-Hung Energy-Storage Frequency Modulation Plant Backup Power System

#83
20250132597
2025-04-24

POWER SUPPLY DEVICE

#84
20250118974
2025-04-10

POWER SUPPLY SYSTEM AND METHOD OF SERVER, ELECTRONIC DEVICE, AND STORAGE MEDIUM

#85
20250118962
2025-04-10

METHOD AND SYSTEM FOR PREDICTIVE LOAD COMPENSATION AND REAL-TIME POWER CONDITIONING IN UNINTERRUPTIBLE POWER SUPPLY SYSTEMS

#86
20250112463
2025-04-03

INVERTER WITH POWER SOURCE IDENTIFICATION LEARNING FEATURE

#87
20250109881
2025-04-03

BACKUP POWER OPERATION OF SELF-POWERED AIR CONDITIONING SYSTEMS

#88
20250105659
2025-03-27

UNINTERRUPTIBLE POWER SUPPLY DEVICE

#89
20250096598
2025-03-20

An Extendable System Architecture of Instant Transfer Switch

#90
20250096596
2025-03-20

POWER SUPPLY APPARATUS

#91
20250096595
2025-03-20

UNINTERRUPTIBLE POWER SUPPLY, POWER SYSTEM, CONTROL DEVICE, AND CONTROL METHOD

#92
20250088005
2025-03-13

ENERGY COUPLING METHOD AND SYSTEM FOR HOUSEHOLD ENERGY STORAGE

#93
20250079881
2025-03-06

METHODS AND SYSTEMS FOR POWER SUPPLY

#94
20250070593
2025-02-27

DEVICE FOR CONTROLLING LINE CONNECTION TYPE FUEL CELL SYSTEM AND METHOD FOR THE SAME

#95
20250070592
2025-02-27

POWER ADAPTOR AND POWER ADAPTOR OUTLET WITH BATTERY BACKUP

#96
20250062630
2025-02-20

Method and Apparatus for Electrical Switching

#97
20250062617
2025-02-20

POWER DISTRIBUTION CIRCUIT, METHOD FOR CONTROLLING POWER SUPPLYING OF POWER DISTRIBUTION CIRCUIT, AND POWER SUPPLY SYSTEM

#98
20250055311
2025-02-13

Method, System, and Computer Program Product for Uninterrupted Power Using an Array of Ultra-Capacitors

#99
20250047131
2025-02-06

DUAL SUPPLY OF A BACKUP POWER SUPPLY

#100
20250038541
2025-01-30

Load Management in Hybrid Electrical Systems

#101
20250023488
2025-01-16

SYSTEMS AND METHODS FOR ISOLATED LOW VOLTAGE ENERGY STORAGE FOR DATA CENTERS

#102
20250023477
2025-01-16

METHOD FOR PARALLELING OF INTERLEAVED POWER CONVERTERS

#103
20250015628
2025-01-09

UNINTERRUPTIBLE POWER SUPPLY WITH INRUSH CURRENT PROTECTION AND METHODS OF USE THEREOF

#104
20250015598
2025-01-09

BATTERY ENERGY STORAGE SUPPLEMENTAL POWER WITH A LINE REACTOR

#105
20250010751
2025-01-09

Resilient Charging Station

#106
20250007524
2025-01-02

PHASE SYNCHRONIZATION CONTROL CIRCUIT AND POWER CONVERSION DEVICE USING THE SAME

#107
20250007325
2025-01-02

FAST AUTOMATIC TRANSFER SWITCHING CIRCUIT AND CONTROL METHOD THEREOF

#108
20250007324
2025-01-02

System and Method for Monitoring Power Supply Devices

#109
20250007323
2025-01-02

UNINTERRUPTIBLE POWER SUPPLY

#110
20250007322
2025-01-02

BYPASS LINE INCLUDING A HYBRID CIRCUIT BREAKER

#111
20250001884
2025-01-02

CABLE FOR SUPPLYING BACKUP POWER TO A BUILDING FROM AN ELECTRIC VEHICLE

#112
20240429737
2024-12-26

BACKUP POWER TRANSFER METER

#113
20240421409
2024-12-19

SYSTEM AND METHOD TO CONNECT AND DISCONNECT ONE OR MORE LITHIUM-ION BATTERY

#114
20240405599
2024-12-05

FUEL CELL BASED UNINTERRUPTIBLE POWER SUPPLY SYSTEMS

#115
20240405569
2024-12-05

MODULAR MICROGRID SYSTEMS AND METHODS

#116
20240396390
2024-11-28

ALTERNATIVE POWER GENERATION (APG) SYSTEM

#117
20240396367
2024-11-28

System and Method for Transitioning to Backup Power Pooling

#118
20240396366
2024-11-28

Versatile Uninterruptable Power Supply

#119
20240388127
2024-11-21

UNINTERRUPTIBLE POWER SUPPLY CIRCUIT COMPRISING A BUCK-BOOST VOLTAGE CONVERTER

#120
20240388126
2024-11-21

Power Supply Switching Method and Apparatus, and Multi-Power Supply System

#121
20240388125
2024-11-21

UNINTERRUPTIBLE POWER SUPPLY, UNINTERRUPTIBLE POWER SUPPLY CONTROL METHOD, RELATED APPARATUS, AND SYSTEM

#122
20240388123
2024-11-21

UNINTERRUPTIBLE POWER SUPPLY AND OPERATION METHOD THEREOF

#123
20240388094
2024-11-21

LOAD RECOVERY METHOD AND SYSTEM FOR POWER DISTRIBUTION NETWORK CONSIDERING STANDBY ENERGY STORAGE OF 5G BASE STATIONS

#124
20240380240
2024-11-14

POWER SOURCE SELECTION CONTROL

#125
20240380239
2024-11-14

STANDBY BATTERY-METER SOCKET ADAPTER

#126
20240380238
2024-11-14

Power Module And Power Distribution System

#127
20240364134
2024-10-31

Uninterruptible power supply system

#128
20240356367
2024-10-24

UNINTERRUPTIBLE POWER SUPPLY

#129
20240356338
2024-10-24

METHOD OF REGULATING FREQUENCY OF PLURALITY OF UNINTERRUPTIBLE POWER SUPPLY UNITS AND CORRESPONDING UNINTERRUPTIBLE POWER SUPPLY UNIT

#130
20240347804
2024-10-17

ENERGY STORAGE SYSTEM AND METHOD AND DEVICE FOR THERMAL MANAGEMENT OF ENERGY STORAGE SYSTEM

#131
20240339863
2024-10-10

Timing Determination for UPS Power Transfer

#132
20240339862
2024-10-10

UNINTERRUPTIBLE POWER SUPPLY APPARATUS

#133
20240334562
2024-10-03

EMERGENCY LIGHTING MONITORING AND REPORTING SYSTEM

#134
20240333026
2024-10-03

POWER CONVERTER AND CONTROL METHOD THEREFOR, UNINTERRUPTIBLE POWER SUPPLY, AND POWER SUPPLY SYSTEM

#135
20240332968
2024-10-03

STANDBY POWER SUPPLY AND METHOD FOR OPERATING SAME

#136
20240313574
2024-09-19

Fuel cell powered ring bus architectures

#137
20240305218
2024-09-12

INVERTER AND INVERTER CONTROL METHOD

#138
20240305130
2024-09-12

Uninterruptible power supply device

#139
20240305129
2024-09-12

Portable Power Station with Detachable DC Power Source

#140
20240297526
2024-09-05

GRID ANCILLARY SERVICE WITH UNINTERRUPTIBLE POWER SUPPLY

#141
20240297525
2024-09-05

DISTRIBUTED STANDBY POWER MANAGEMENT SWITCH SYSTEM AND METHOD OF USE THEREOF

#142
20240291314
2024-08-29

TRANSFORMERLESS MULTI-LEVEL MEDIUM-VOLTAGE UNINTERRUPTABLE POWER SUPPLY SYSTEMS AND METHODS

#143
20240291276
2024-08-29

Energy Storage Grid Interactive Inverter with Variable Autonomous Mode

#144
20240268265
2024-08-15

BRAKING OF A MOTOR DURING A BATTERY DISCONNECT

#145
20240266865
2024-08-08

A POWER GENERATION SYSTEM

#146
20240266864
2024-08-08

Power device terminal backup switch unit

#147
20240243606
2024-07-18

Systems and Methods for Supplying Uninterruptible Power

#148
20240243605
2024-07-18

Uninterruptible power supply apparatus

#149
20240235251
2024-07-11

POWER FACTOR CORRECTION CIRCUIT, POWER FACTOR CORRECTION ASSEMBLY AND ON-LINE UNINTERRUPTIBLE POWER SUPPLY COMPRISING SAME

#150
20240235250
2024-07-11

CONTROL METHOD FOR UNINTERRUPTIBLE POWER SUPPLY SYSTEM, CONTROLLER, AND UNINTERRUPTIBLE POWER SUPPLY SYSTEM

#151
20240227627
2024-07-11

Fuel cell auxiliary power generation system for a vehicle

#152
20240223004
2024-07-04

Uninterruptible Power Supply and Power Supply Switchover Method

#153
20240213798
2024-06-27

UNINTERRUPTIBLE POWER SUPPLY CIRCUIT

#154
20240213781
2024-06-27

A DISPATCHABLE DATACENTRE ENERGY SYSTEM AND A METHOD OF OPERATION

#155
20240204563
2024-06-20

System and method to provide portable and continuous power supply with re-charging feature

#156
20240204562
2024-06-20

UNINTERRUPTIBLE POWER SUPPLY DEVICE HAVING INDEPENDENT BYPASS FUNCTION

#157
20240204520
2024-06-20

Redundant power supply, in particular for data centers, and method and computer program for the operation thereof

#158
20240198835
2024-06-20

Resilient charging station

#159
20240195214
2024-06-13

Arrangement of converters and fast switches to provide BESS and UPS combined function

#160
20240195213
2024-06-13

UNINTERRUPTIBLE POWER SUPPLY CIRCUIT

#161
20240195212
2024-06-13

Timing determination for UPS power transfer

#162
20240195211
2024-06-13

UNINTERRUPTIBLE POWER SUPPLY DEVICE AND CONTROL MODULE FOR UNINTERRUPTIBLE POWER SUPPLY DEVICE

#163
20240186820
2024-06-06

Power source transfer circuit

#164
20240171000
2024-05-23

Uninterruptible power supply

#165
20240162742
2024-05-16

System and method for transitioning to backup power pooling

#166
20240146207
2024-05-02

Hybrid charger and inverter system

#167
20240136849
2024-04-25

CONTROL METHOD FOR UNINTERRUPTIBLE POWER SUPPLY SYSTEM, CONTROLLER, AND UNINTERRUPTIBLE POWER SUPPLY SYSTEM

#168
20240136838
2024-04-25

PORTABLE POWER SOURCE

#169
20240128791
2024-04-18

CONTROLLERS FOR UNINTERRUPTIBLE POWER SUPPLIES AND METHODS OF OPERATING THE SAME

#170
20240120770
2024-04-11

BATTERY ENERGY STORAGE SUPPLEMENTAL POWER

#171
20240120769
2024-04-11

Uninterruptible power supply apparatus

#172
20240120768
2024-04-11

Cascaded power and signal processing block systems and methods thereof

#173
20240113554
2024-04-04

METHOD FOR MANAGING THE ELECTRIC POWER SUPPLY OF A CRANE FROM A PRIMARY SOURCE AND FROM A RECHARGEABLE SECONDARY SOURCE

#174
20240113553
2024-04-04

Reversed power and grid support with a modular approach

#175
20240113552
2024-04-04

METHOD TO DETECT BACK-FEED AND MIS-WIRING EVENTS BY A UPS SYSTEM

#176
20240106264
2024-03-28

POWER SUPPLY APPARATUS

#177
20240097575
2024-03-21

Rectifier Converter Of Uninterruptible Power Supply And Method For Controlling The Same

#178
20240097484
2024-03-21

Systems and methods for operating with secondary power sources

#179
20240093583
2024-03-21

POWER SOURCES AND TRANSMISSION NETWORKS FOR AUXILIARY EQUIPMENT ONBOARD HYDRAULIC FRACTURING UNITS AND ASSOCIATED METHODS

#180
20240088814
2024-03-14

ACTUATOR DRIVING DEVICE AND STEERING SYSTEM PROVIDED WITH THE SAME

#181
20240072317
2024-02-29

SYSTEMS AND METHODS FOR SELF-DERIVED AUXILIARY POWER FOR ENERGY STORAGE SYSTEMS

#182
20240064942
2024-02-22

UNINTERRUPTIBLE POWER SUPPLY SYSTEM

#183
20240063722
2024-02-22

Systems and methods for inverter and DC/DC converter operation

#184
20240055994
2024-02-15

Method for paralleling of interleaved power converters

#185
20240055891
2024-02-15

PORTABLE POWER SUPPLY WITH BIDIRECTIONAL CHARGING AND PASSTHROUGH

#186
20240055890
2024-02-15

Uninterruptible power supply

#187
20240055889
2024-02-15

MODULAR UNINTERRUPTIBLE POWER SUPPLY APPARATUS AND UNINTERRUPTIBLE POWER SUPPLY SYSTEM

#188
20240053813
2024-02-15

METHOD AND SYSTEM FOR PREDICTING ELECTRICAL STATE QUANTITY OF UNINTERRUPTIBLE POWER SUPPLY (UPS) SYSTEM, AND UPS SYSTEM CONTROL METHOD AND UPS SYSTEM

#189
20240047991
2024-02-08

Back-up generator and associated electric power systems

#190
20240047990
2024-02-08

UNINTERRUPTIBLE POWER SYSTEM BYPASS SWITCH CONTROL

#191
20240039290
2024-02-01

Load management in hybrid electrical systems

#192
20240030741
2024-01-25

Systems and methods for self-learning of transformer inrush characteristics to optimize transfer times in static transfer switch

#193
20240022109
2024-01-18

Back-up generator and associated electric power systems

#194
20240006913
2024-01-04

Versatile uninterruptable power supply

#195
20240006912
2024-01-04

OPTIMIZED UPS POWER ARCHITECTURE FOR POWER AUGMENTATION TYPE OF APPLICATIONS

#196
20230420982
2023-12-28

BACKUP POWER SYSTEM FOR CABLE TELEVISION NETWORKS

#197
20230411992
2023-12-21

AC switch PFC with integrated charger and DC-DC for online UPS systems

#198
20230409099
2023-12-21

MANAGING SINK SIDE AND SOURCE SIDE DISPLAY POWER DELIVERY IN RESPONSE TO INTERMITTENT POWER FAILURES

#199
20230400874
2023-12-14

System and method for controlling a stand-alone direct current power system

#200
20230361595
2023-11-09

Multiple output energy storage

#201
20230353064
2023-11-02

Soft switched voltage source inverter

#202
20230352970
2023-11-02

High efficiency control method for ups

#203
20230352969
2023-11-02

Power conversion device

#204
20230352968
2023-11-02

Parallel switching system and related scheduling method for multi-device collaborative work thereof

#205
20230344268
2023-10-26

System and Method for a Backup Power Supply

#206
20230344267
2023-10-26

Reversed power and grid support with a modular approach

#207
20230337404
2023-10-19

Power conversion device

#208
20230336019
2023-10-19

COUPLED-INDUCTOR-BASED POWER-DEVICE CIRCUIT TOPOLOGY

#209
20230327478
2023-10-12

DUAL OUTPUT UNINTERRUPTIBLE POWER SUPPLY

#210
20230327472
2023-10-12

Elevator emergency power systems and methods

#211
20230318352
2023-10-05

Split-bus electrical panel in parallel configuration to maximize PV/battery inverter back-feed power

#212
20230318351
2023-10-05

Arrangement of converters and fast switches to provide BESS and UPS combined function

#213
20230307945
2023-09-28

Uninterruptible power supply

#214
20230307944
2023-09-28

Offline uninterruptible power supplies (UPSs) and related design of energy (DOE) mode failure detection methods

#215
20230291330
2023-09-14

CONTROLLER

#216
20230291227
2023-09-14

Control arrangement, backup system and method for controlling an inverter

#217
20230283101
2023-09-07

Voltage regulation in a DC uninterruptible power supply

#218
20230275453
2023-08-31

Uninterruptible power supply apparatus

#219
20230268765
2023-08-24

BATTERY MANAGEMENT SYSTEM OF FLOW BATTERY

#220
20230261517
2023-08-17

UNINTERRUPTIBLE POWER SUPPLY

#221
20230261516
2023-08-17

Uninterruptible power apparatus and magnetic flux compensation method thereof

#222
20230261480
2023-08-17

Aggregating unused power in a facility

#223
20230253889
2023-08-10

POWER SUPPLY CIRCUIT AND SYSTEM

#224
20230246479
2023-08-03

POWER DISCONNECT SYSTEM AND METHOD

#225
20230246452
2023-08-03

POWER RECOVERY UNDER GRID CONTINGENCIES USING DROOP-CONTROLLED GRID-FORMING INVERTERS

#226
20230231409
2023-07-20

Automatic transfer switch and power supply system

#227
20230225694
2023-07-20

Power supply circuit for a computed tomography system

#228
20230216338
2023-07-06

CONVERTIBLE ENERGY CONTROL SYSTEM

#229
20230216337
2023-07-06

STACKED POWER SUPPLY SYSTEM

#230
20230216320
2023-07-06

PORTABLE POWER SOURCE

#231
20230208186
2023-06-29

HYBRID POWER CUBE

#232
20230208185
2023-06-29

UNINTERRUPTIBLE POWER SUPPLY APPARATUS

#233
20230208184
2023-06-29

CONTROL UNITS, SYSTEMS, AND METHODS FOR BACK-UP POWER MANAGEMENT DURING A SUPPLY POWER OUTAGE

#234
20230198292
2023-06-22

Power Supply Apparatus of CT Shelter System

#235
20230198291
2023-06-22

Uninterruptible power supply device

#236
20230187966
2023-06-15

Non-current equalization UPS apparatus, current distribution method, and parallel UPS system

#237
20230179014
2023-06-08

UNINTERRUPTIBLE POWER SUPPLY WITH BYPASS POWER SHARING FUNCTION

#238
20230179013
2023-06-08

Uninterruptible power supply, on-off control module, control method, and system

#239
20230170733
2023-06-01

Gain adjustment stage for controlling modular ups systems

#240
20230163697
2023-05-25

Uninterruptible power supply having short circuit load capability

#241
20230163627
2023-05-25

Backup power supply system and control method thereof

#242
20230155520
2023-05-18

POWER CONVERSION DEVICE

#243
20230155413
2023-05-18

INVERTER HAVING A BISTABLE SWITCHING UNIT

#244
20230137678
2023-05-04

Adaptive DC/DC PWM control

#245
20230134153
2023-05-04

Uninterruptible power supply system

#246
20230133572
2023-05-04

BACK-UP THRUST REVERSER ACTUATION SYSTEM CONTROL

#247
20230133489
2023-05-04

APPARATUS, SYSTEMS, AND METHODS FOR PROVIDING A RAPID THRESHOLD AMOUNT OF POWER TO A CUSTOMER LOAD DURING TRANSFER BETWEEN A PRIMARY POWER SUPPLY AND A SECONDARY POWER SUPPLY

#248
20230133428
2023-05-04

Device for controlling line connection type fuel cell system and method for the same

#249
20230124942
2023-04-20

Carriers synchronizing method of hybrid frequency parallel inverter and system thereof

#250
20230124533
2023-04-20

Bidirectional battery charge-discharge control

#251
20230122255
2023-04-20

Power supply system, power supply method, control apparatus, and computer storage medium

#252
20230115739
2023-04-13

Method and control to integrate fuel cells in datacenters with ring-bus architecture

#253
20230108992
2023-04-06

Transformerless multi-level medium-voltage uninterruptable power supply systems and methods

#254
20230108060
2023-04-06

SYSTEM AND METHOD FOR PROVIDING UNINTERRUPTIBLE POWER SUPPLY USING ONE OR MORE ENERGY SOURCES

#255
20230106045
2023-04-06

Method for paralleling of interleaved power converters

#256
20230103983
2023-04-06

METHODS AND SYSTEMS FOR PROVIDING POWER

#257
20230096722
2023-03-30

Hybrid charger and inverter system

#258
20230092047
2023-03-23

Energy Storage System, Uninterruptible Power System, and Battery Equalization Method

#259
20230091202
2023-03-23

Systems and methods for isolated low voltage energy storage for data centers

#260
20230089299
2023-03-23

Hybrid charger and inverter system

#261
20230089072
2023-03-23

Hybrid charger and inverter system

#262
20230089057
2023-03-23

Power conversion device

#263
20230074678
2023-03-09

Centralized uninterruptable power supply system

#264
20230068452
2023-03-02

Power conversion system

#265
20230063466
2023-03-02

Microgrid switchover using zero-cross detection

#266
20230058139
2023-02-23

Systems and methods for operating an uninterruptible power supply (UPS)

#267
20230053593
2023-02-23

Power system

#268
20230048237
2023-02-16

Fuel cell auxiliary power generation system for a vehicle

#269
20230045285
2023-02-09

Uninterruptible power supply apparatus and control device for uninterruptible power supply apparatus

#270
20230039409
2023-02-09

Uninterruptible power supply using vacuum circuit breaker

#271
20230038103
2023-02-09

Uninterruptible power supply device

#272
20230035249
2023-02-02

Apparatus and method for flux management in impedance isolation single conversion(ZISC) based UPS system

#273
20230034870
2023-02-02

Static transfer switch, and ups module to which static transfer switch is applied

#274
20230027181
2023-01-26

Dual power supply apparatus for autonomous vehicle and method thereof

#275
20230016507
2023-01-19

COMPUTER-READABLE RECORDING MEDIUM STORING CONTROL PROGRAM AND CONTROL METHOD

#276
20230013208
2023-01-19

AUTOMATIC ISOLATION SWITCH FOR A MICROGRID

#277
20230006564
2023-01-05

Interleaved power conversion systems and methods

#278
20230006466
2023-01-05

Uninterruptible power system and driving method for uninterruptible power system

#279
20230006465
2023-01-05

Power supply apparatus

#280
20220407349
2022-12-22

METHOD FOR RAPIDLY CHARGING AN ELECTRIC VEHICLE FROM A LIGHT DUTY CHARGING SITE COMPRISING A RESIDENTIAL DWELLING OR A SMALL OFF GRID POWER STATION

#281
20220399751
2022-12-15

AC switch PFC with integrated charger and DC-DC for online UPS systems

#282
20220399750
2022-12-15

Split-bus electrical panel in parallel configuration to maximize PV/battery inverter back-feed power

#283
20220399749
2022-12-15

Emergency shed

#284
20220399748
2022-12-15

POWER SYSTEM FOR MOBILE WORKSTATION

#285
20220399747
2022-12-15

Power conversion device

#286
20220399746
2022-12-15

Power converter

#287
20220393505
2022-12-08

Method, system, and computer program product for uninterrupted power using an array of ultra-capacitors

#288
20220393504
2022-12-08

Control apparatus of power converter

#289
20220393503
2022-12-08

Methods and systems for power supply

#290
20220393502
2022-12-08

Versatile uninterruptable power supply

#291
20220385102
2022-12-01

Power Supply System of Air Conditioning Device, Air Conditioning Device, and Data Center

#292
20220385101
2022-12-01

Back-up generator and associated electric power systems

#293
20220376548
2022-11-24

Online interactive uninterruptible power supply and method for control thereof

#294
20220376547
2022-11-24

Uninterruptible power system and operation method thereof

#295
20220376514
2022-11-24

Time variable electrical load sharing in a power distribution network of an aircraft

#296
20220368155
2022-11-17

Power supply assembly and switch assembly

#297
20220368154
2022-11-17

Electrical unit and backup power system

#298
20220352748
2022-11-03

Systems and methods for supplying uninterruptible power

#299
20220344968
2022-10-27

Electric drive system

#300
20220344967
2022-10-27

RACK BASED UPS SYSTEM