H02K47/04 - CPC Classification Index

#1

20260045855

2026-02-12

Micro-Combined Heat and Power System and Method of Use

#2

20250316978

2025-10-09

ELECTRICAL POWER SYSTEM

#3

20250293627

2025-09-18

HYBRID ELECTRIC AIRCRAFT PROPULSION SYSTEM AND METHOD

#4

20250210982

2025-06-26

POWER CONDITIONING FOR HIGH-SPEED MACHINE GENERATOR

#5

20250096664

2025-03-20

POWER CONVERSION APPARATUS

#6

20250088070

2025-03-13

INTEGRATED POWERTRAIN SYSTEM WITH MOTORTRANSFORMER ACTING AS A MOTOR OR AN ISOLATION TRANSFORMER

#7

20230072018

2023-03-09

Planar drive system

#8

20230018916

2023-01-19

Rectifier

#9

20220173677

2022-06-02

Hybrid electric propulsion system and method of operation

#10

20210351684

2021-11-11

Power conversion apparatus

#11

20210194318

2021-06-24

Power unit structure for vehicle

#12

20200204056

2020-06-25

Electrical power generation and distribution

#13

20200161997

2020-05-21

Powertrain system

#14

20200108733

2020-04-09

Electrically driven vehicle

#15

20200091808

2020-03-19

ELECTRICAL POWER GENERATION AND DISTRIBUTION

#16

20200083823

2020-03-12

Operation of a hybrid electric aircraft propulsion system

#17

20200083791

2020-03-12

Hybrid electric propulsion system and method of operation

#18

20200079521

2020-03-12

Synchronization of generator and electric motor in a hybrid electric aircraft propulsion system

#19

20200079518

2020-03-12

Hybrid electric propulsion system and method of operation

#20

20200076270

2020-03-05

Power unit structure for vehicle

#21

20200059177

2020-02-20

Direct shaft power generation and monitoring system

#22

20190379269

2019-12-12

Online UPS system with combined air and water cooling

#23

20190356263

2019-11-21

Drive device and control method for vehicle

#24

20190280583

2019-09-12

Two-shaft gas turbine power generating facility and control method for same

#25

20180331611

2018-11-15

Electrical power generation and distribution

#26

20180198396

2018-07-12

Power regenerative converter and motor control device

#27

20180198360

2018-07-12

Electrical power generation and distribution

#28

20180112648

2018-04-26

HYBRID WIND TURBINE FOR POWER OUTPUT IN LOW AND ZERO WIND CONDITIONS

#29

20170302148

2017-10-19

SELF-POWERED GENERATOR

#30

20160301295

2016-10-13

POWER GENERATION SYSTEMS

#31

20160276917

2016-09-22

Power generator with DC motor and AC generator coupled with sprockets

#32

20160087487

2016-03-24

BIDIRECTIONAL POWER CONVERTING APPARATUS

#33

20160065045

2016-03-03

Fan device

#34

20150340940

2015-11-26

Magnetic levitation power device

#35

20150042193

2015-02-12

Electrical system and method for sustaining an external load

#36

20150042186

2015-02-12

ELECTRICAL SYSTEM AND METHOD FOR SUSTAINING AN EXTERNAL LOAD

#37

20140252774

2014-09-11

WIND, SOLAR, AND MAGNETIC ELECTRICAL GENERATION SYSTEM

#38

20140028030

2014-01-30

ENERGY GENERATION AND MULTIPLIER STATION FOR THE HIGH DEMAND OF THE POWER DISTRIBUTION AND PROCESS THERETO

#39

20130221748

2013-08-29

Power transmission systems and components for direct current applications

#40

20130076182

2013-03-28

Non-polluting electric generator

#41

20120319517

2012-12-20

Efficient and powerful electric motor integrated with a generator

#42

20120146441

2012-06-14

Electrical system and method for sustaining an external load

#43

20120126650

2012-05-24

Concentric motor power generation and drive system

#44

20120098274

2012-04-26

Method of and plant for storage and retrieval of electrical energy

#45

20110215579

2011-09-08

GREEN POWER GENERATOR DEVICE

#46

20110019447

2011-01-27

Solar motor generator power converter

#47

20100280371

2010-11-04

Non-invasive device and method for locating a structure such as a nerve

#48

20100277023

2010-11-04

Unidirectionally-energized brushless DC motor including AC voltage output winding and motor system

#49

20060087122

2006-04-27

Electric surplus power generator

#50

14683858

2017-09-05

Hybrid magnetic engine/generator apparatus and method