against over-voltage against reduction of voltage against phase interruption

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H02H7/09

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HELECTRICITY H02Electric power H02HEMERGENCY PROTECTIVE CIRCUIT ARRANGEMENTS H02H7/00Emergency protective circuit arrangements specially adapted for specific types of electric machines or apparatus or for sectionalised protection of cable or line systems, and effecting automatic switching in the event of an undesired change from normal working conditions

Current Industry

H02H7/09against over-voltage against reduction of voltage against phase interruption

Industries

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Patents Grantslast 30 patents

Information Patent Grant
Method for adaptively adjusting PWM duty cycle, circuit and motor d...
- Patent number 12,266,919
- Issue date Apr 1, 2025
- CRM ICBG ( wuxi ) Co., ltd.
- Sang Wang
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information Patent Grant
Electric work machine
- Patent number 12,011,813
- Issue date Jun 18, 2024
- Makita Corporation
- Hitoshi Suzuki
- B25 - HAND TOOLS PORTABLE POWER-DRIVEN TOOLS MANIPULATORS
Information Patent Grant
External power supply system for spindle
- Patent number 11,949,226
- Issue date Apr 2, 2024
- National Chung-Hsing University
- Chien-Hung Liu
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information Patent Grant
Device and process for fault detection of a power device
- Patent number 11,843,240
- Issue date Dec 12, 2023
- Wolfspeed, Inc.
- Adam E. Anders
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information Patent Grant
Three-phase electronic control unit for enclosure air conditioners
- Patent number 11,711,911
- Issue date Jul 25, 2023
- Hoffman Enclosures Inc.
- Shawn A. Thao
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Grant
Elevator
- Patent number 11,697,574
- Issue date Jul 11, 2023
- Kone Corporation
- Juhamatti Nikander
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information Patent Grant
Motor protection relay interface using magnetometer-based sensors
- Patent number 11,677,230
- Issue date Jun 13, 2023
- EATON INTELLIGENT POWER LIMITED
- Stan R. Simms
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information Patent Grant
Electrically commutated motor driving device and control method the...
- Patent number 11,658,589
- Issue date May 23, 2023
- Delta Electronics, Inc.
- Yu-Wei Lee
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information Patent Grant
Motor protecting circuit
- Patent number 11,575,257
- Issue date Feb 7, 2023
- Anpec Electronics Corporation
- Kun-Min Chen
- H03 - BASIC ELECTRONIC CIRCUITRY
Information Patent Grant
Brake apparatus, brake control method, and method for determining l...
- Patent number 11,453,372
- Issue date Sep 27, 2022
- Hitachi Astemo, Ltd.
- Masanori Segawa
- B60 - VEHICLES IN GENERAL
Information Patent Grant
Method for detecting an insulation fault in a motor arrangement, me...
- Patent number 11,372,047
- Issue date Jun 28, 2022
- Diehl AKO Stiftung & Co. KG
- Martin Weinmann
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information Patent Grant
Clamp circuit and power module using the same
- Patent number 11,336,274
- Issue date May 17, 2022
- Delta Electronics (Shanghai) Co., Ltd.
- Lifeng Qiao
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information Patent Grant
Method and device for actuating an actuator device, and actuator de...
- Patent number 11,312,200
- Issue date Apr 26, 2022
- ZF Friedrichshafen AG
- Benjamin Grodde
- B60 - VEHICLES IN GENERAL
Information Patent Grant
Method for determining the condition of one or more rotating machin...
- Patent number 11,300,602
- Issue date Apr 12, 2022
- Dynamic Ratings Pty. Ltd.
- Raja Kuppuswamy
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information Patent Grant
Method and device for monitoring the rotational speed of an element
- Patent number 11,298,707
- Issue date Apr 12, 2022
- Eppendorf AG
- Uwe Beukert
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information Patent Grant
Motor control method, power conversion device, motor module, and el...
- Patent number 11,190,124
- Issue date Nov 30, 2021
- Nidec Corporation
- Ahmad Ghaderi
- B62 - LAND VEHICLES FOR TRAVELLING OTHERWISE THAN ON RAILS
Information Patent Grant
Drive device
- Patent number 11,152,782
- Issue date Oct 19, 2021
- Aisin AW Co., Ltd.
- Kento Yamashita
- B60 - VEHICLES IN GENERAL
Information Patent Grant
Three-phase electronic control unit for enclosure air conditioners
- Patent number 11,083,112
- Issue date Aug 3, 2021
- Hoffman Enclosures, Inc.
- Shawn A. Thao
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Grant
Soft-starter AC-AC converter with integrated solid-state circuit br...
- Patent number 11,038,340
- Issue date Jun 15, 2021
- EATON INTELLIGENT POWER LIMITED
- Huaqiang Li
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information Patent Grant
Drive controller and drive system
- Patent number 11,009,851
- Issue date May 18, 2021
- Beckhoff Automation GmbH
- Robert Zutz
- G05 - CONTROLLING REGULATING
Information Patent Grant
Hardware control for prevention of dangerous restart in a power tool
- Patent number 10,931,102
- Issue date Feb 23, 2021
- BLACK & DECKER INC.
- Yanwen Mao
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Grant
Fail-safe speed monitoring of a drive
- Patent number 10,883,859
- Issue date Jan 5, 2021
- Siemens Aktiengesellschaft
- Werner Czerny
- B65 - CONVEYING PACKING STORING HANDLING THIN OR FILAMENTARY MATERIAL
Information Patent Grant
Motor drive
- Patent number 10,855,071
- Issue date Dec 1, 2020
- Kone Corporation
- Pasi Raassina
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information Patent Grant
Hardware control for prevention of dangerous restart in a power tool
- Patent number 10,833,503
- Issue date Nov 10, 2020
- BLACK & DECKER INC.
- Arash Rahnamaee
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Grant
Overvoltage protection circuit
- Patent number 10,763,665
- Issue date Sep 1, 2020
- EBM-Papst Mulfingen GmbH & Co. KG
- Fabian Schneider
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Power electronics unit
- Patent number 10,615,591
- Issue date Apr 7, 2020
- L-3 Communications Magnet-Motor GmbH
- Peter Ehrhart
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information Patent Grant
Method and apparatus for protecting circuit
- Patent number 10,608,573
- Issue date Mar 31, 2020
- Samsung Electronics Co., Ltd.
- ChangHyun Roh
- A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
Information Patent Grant
Electronic control device having multiple system circuits
- Patent number 10,490,997
- Issue date Nov 26, 2019
- Mitsubishi Electric Corporation
- Rei Araki
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information Patent Grant
Overload detection in a power tool
- Patent number 10,486,281
- Issue date Nov 26, 2019
- Milwaukee Electric Tool Corporation
- David H. Selfors
- B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
Information Patent Grant
Method of operating a protection device, associated computer progra...
- Patent number 10,476,258
- Issue date Nov 12, 2019
- Schneider Electric Industries SAS
- Piotr Sawko
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER

Patents Applicationslast 30 patents

Information Patent Application
POWER ADJUSTING SYSTEM AND METHOD
- Publication number 20240429702
- Publication date Dec 26, 2024
- ADATA TECHNOLOGY CO., LTD.
- CHI-CHIEN LIN
- B60 - VEHICLES IN GENERAL
Information Patent Application
MOTOR DRIVE DEVICE HAVING OVERVOLTAGE PROTECTION CIRCUIT
- Publication number 20240348183
- Publication date Oct 17, 2024
- FANUC CORPORATION
- Taku Sasaki
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information Patent Application
METHOD FOR ADAPTIVELY ADJUSTING PWM DUTY CYCLE, CIRCUIT AND MOTOR D...
- Publication number 20240332951
- Publication date Oct 3, 2024
- CRM ICBG (WUXI) CO., LTD.
- Sang WANG
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information Patent Application
System for Controlling an Inductor Freewheeling Voltage
- Publication number 20240120830
- Publication date Apr 11, 2024
- ABB Schweiz AG
- Florian Vancu
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information Patent Application
SEMICONDUCTOR PACKAGE FOR A MULTI-PHASE MOTOR DRIVING CIRCUIT
- Publication number 20240120731
- Publication date Apr 11, 2024
- Elevation Semiconductor Inc.
- Chung-Kuang HUANG
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Application
METHOD FOR DETECTING A STRUCTURAL FAULT OF AN ELECTRIC MOTOR
- Publication number 20230366933
- Publication date Nov 16, 2023
- Schneider Toshiba Inverter Europe SAS
- Alain Dutrey
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information Patent Application
MOTOR PROTECTING CIRCUIT
- Publication number 20220393459
- Publication date Dec 8, 2022
- ANPEC ELECTRONICS CORPORATION
- KUN-MIN CHEN
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information Patent Application
DEVICE AND PROCESS FOR FAULT DETECTION OF A POWER DEVICE
- Publication number 20220393460
- Publication date Dec 8, 2022
- Cree, Inc.
- Adam E. ANDERS
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information Patent Application
SOLID STATE CIRCUIT BREAKER
- Publication number 20220200268
- Publication date Jun 23, 2022
- HAMILTON SUNDSTRAND CORPORATION
- Yongduk Lee
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Application
OVERVOLTAGE PROTECTION CIRCUIT
- Publication number 20220077675
- Publication date Mar 10, 2022
- Global Mixed-mode Technology Inc.
- Ching-Feng Lai
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information Patent Application
External Power Supply System for Spindle
- Publication number 20220037874
- Publication date Feb 3, 2022
- National Chung Hsing University
- Chien-Hung Liu
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information Patent Application
ELECTRICALLY COMMUTATED MOTOR DRIVING DEVICE AND CONTROL METHOD THE...
- Publication number 20210408947
- Publication date Dec 30, 2021
- Delta Electronics, Inc.
- Yu-Wei LEE
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information Patent Application
ELECTRIC WORK MACHINE
- Publication number 20210069886
- Publication date Mar 11, 2021
- MAKITA CORPORATION
- Hitoshi SUZUKI
- B25 - HAND TOOLS PORTABLE POWER-DRIVEN TOOLS MANIPULATORS
Information Patent Application
MOTOR PROTECTION RELAY INTERFACE USING MAGNETOMETER-BASED SENSORS
- Publication number 20210066908
- Publication date Mar 4, 2021
- Eaton Intelligent Power Limited
- Stan R. Simms
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information Patent Application
MOTOR CONTROL METHOD, POWER CONVERSION DEVICE, MOTOR MODULE, AND EL...
- Publication number 20200186074
- Publication date Jun 11, 2020
- NIDEC CORPORATION
- Ahmad GHADERI
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information Patent Application
ELEVATOR
- Publication number 20200071127
- Publication date Mar 5, 2020
- KONE Corporation
- Juhamatti NIKANDER
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information Patent Application
METHOD FOR DETECTING AN INSULATION FAULT IN A MOTOR ARRANGEMENT, ME...
- Publication number 20200049769
- Publication date Feb 13, 2020
- Diehl AKO Stiftung & Co. KG
- MARTIN WEINMANN
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information Patent Application
Fail-Safe Speed Monitoring of a Drive
- Publication number 20190339098
- Publication date Nov 7, 2019
- Siemens Aktiengesellschaft
- Werner CZERNY
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information Patent Application
Method and device for monitoring the rotational speed of an element
- Publication number 20190224692
- Publication date Jul 25, 2019
- Eppendorf AG
- Uwe Beukert
- B04 - CENTRIFUGAL APPARATUS OR MACHINES FOR CARRYING-OUT PHYSICAL OR CHEMICAL...
Information Patent Application
ELECTRICAL APPARATUS
- Publication number 20190187777
- Publication date Jun 20, 2019
- MAX Co., LTD.
- Haruaki AKASAKA
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Application
CIRCUIT FOR LOSS OF PHASE DETECTION
- Publication number 20190165566
- Publication date May 30, 2019
- Regal Beloit America, Inc.
- Zachary Joseph Stauffer
- G01 - MEASURING TESTING
Information Patent Application
SOFT-STARTER AC-AC CONVERTER WITH INTEGRATED SOLID-STATE CIRCUIT BR...
- Publication number 20190089146
- Publication date Mar 21, 2019
- EATON CORPORATION
- Huaqiang Li
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information Patent Application
BRAKE APPARATUS, BRAKE CONTROL METHOD, AND METHOD FOR DETERMINING L...
- Publication number 20190061724
- Publication date Feb 28, 2019
- Hitachi Automotive Systems, Ltd.
- Masanori SEGAWA
- B60 - VEHICLES IN GENERAL
Information Patent Application
ELECTRONIC CONTROL DEVICE HAVING MULTIPLE SYSTEM CIRCUITS
- Publication number 20190067933
- Publication date Feb 28, 2019
- Mitsubishi Electric Corporation
- Rei ARAKI
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information Patent Application
HARDWARE CONTROL FOR PREVENTION OF DANGEROUS RESTART IN A POWER TOOL
- Publication number 20190052148
- Publication date Feb 14, 2019
- Black & Decker Inc.
- Arash Rahnamaee
- B25 - HAND TOOLS PORTABLE POWER-DRIVEN TOOLS MANIPULATORS
Information Patent Application
POWER ELECTRONICS UNIT
- Publication number 20180375321
- Publication date Dec 27, 2018
- L-3 Communications Magnet-Motor GMBH
- Peter EHRHART
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information Patent Application
Compressor Protection and Grid Fault Detection Device
- Publication number 20180233900
- Publication date Aug 16, 2018
- Emerson Climate Technologies, Inc.
- Nagaraj JAYANTH
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information Patent Application
OVERVOLTAGE PROTECTION CIRCUIT
- Publication number 20180175616
- Publication date Jun 21, 2018
- EBM-PAPST MULFINGEN GMBH & CO. KG
- Fabian SCHNEIDER
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Application
WIRELESS COMMUNICATION ENABLED RELAY
- Publication number 20180129194
- Publication date May 10, 2018
- LITTELFUSE, INC.
- Kip M. Larson
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information Patent Application
CURRENT DETECTING APPARATUS
- Publication number 20180074098
- Publication date Mar 15, 2018
- Delta Electronics, Inc.
- Chun-Wei WU
- G01 - MEASURING TESTING

against over-voltage against reduction of voltage against phase interruption

Industry

Parent Industries

Current Industry

Patents Grantslast 30 patents

Method for adaptively adjusting PWM duty cycle, circuit and motor d...

Electric work machine

External power supply system for spindle

Device and process for fault detection of a power device

Three-phase electronic control unit for enclosure air conditioners

Elevator

Motor protection relay interface using magnetometer-based sensors

Electrically commutated motor driving device and control method the...

Motor protecting circuit

Brake apparatus, brake control method, and method for determining l...

Method for detecting an insulation fault in a motor arrangement, me...

Clamp circuit and power module using the same

Method and device for actuating an actuator device, and actuator de...

Method for determining the condition of one or more rotating machin...

Method and device for monitoring the rotational speed of an element

Motor control method, power conversion device, motor module, and el...

Drive device

Three-phase electronic control unit for enclosure air conditioners

Soft-starter AC-AC converter with integrated solid-state circuit br...

Drive controller and drive system

Hardware control for prevention of dangerous restart in a power tool

Fail-safe speed monitoring of a drive

Motor drive

Hardware control for prevention of dangerous restart in a power tool

Overvoltage protection circuit

Power electronics unit

Method and apparatus for protecting circuit

Electronic control device having multiple system circuits

Overload detection in a power tool

Method of operating a protection device, associated computer progra...

Patents Applicationslast 30 patents

POWER ADJUSTING SYSTEM AND METHOD

MOTOR DRIVE DEVICE HAVING OVERVOLTAGE PROTECTION CIRCUIT

METHOD FOR ADAPTIVELY ADJUSTING PWM DUTY CYCLE, CIRCUIT AND MOTOR D...

System for Controlling an Inductor Freewheeling Voltage

SEMICONDUCTOR PACKAGE FOR A MULTI-PHASE MOTOR DRIVING CIRCUIT

METHOD FOR DETECTING A STRUCTURAL FAULT OF AN ELECTRIC MOTOR

MOTOR PROTECTING CIRCUIT

DEVICE AND PROCESS FOR FAULT DETECTION OF A POWER DEVICE

SOLID STATE CIRCUIT BREAKER

OVERVOLTAGE PROTECTION CIRCUIT

External Power Supply System for Spindle

ELECTRICALLY COMMUTATED MOTOR DRIVING DEVICE AND CONTROL METHOD THE...

ELECTRIC WORK MACHINE

MOTOR PROTECTION RELAY INTERFACE USING MAGNETOMETER-BASED SENSORS

MOTOR CONTROL METHOD, POWER CONVERSION DEVICE, MOTOR MODULE, AND EL...

ELEVATOR

METHOD FOR DETECTING AN INSULATION FAULT IN A MOTOR ARRANGEMENT, ME...

Fail-Safe Speed Monitoring of a Drive

Method and device for monitoring the rotational speed of an element

ELECTRICAL APPARATUS

CIRCUIT FOR LOSS OF PHASE DETECTION

SOFT-STARTER AC-AC CONVERTER WITH INTEGRATED SOLID-STATE CIRCUIT BR...

BRAKE APPARATUS, BRAKE CONTROL METHOD, AND METHOD FOR DETERMINING L...

ELECTRONIC CONTROL DEVICE HAVING MULTIPLE SYSTEM CIRCUITS

HARDWARE CONTROL FOR PREVENTION OF DANGEROUS RESTART IN A POWER TOOL

POWER ELECTRONICS UNIT

Compressor Protection and Grid Fault Detection Device

OVERVOLTAGE PROTECTION CIRCUIT

WIRELESS COMMUNICATION ENABLED RELAY

CURRENT DETECTING APPARATUS