Current limitation using PTC resistors

Industry

CPC
H02H9/026

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Parent Industries

HELECTRICITY H02Electric power H02HEMERGENCY PROTECTIVE CIRCUIT ARRANGEMENTS H02H9/00Emergency protective circuit arrangements for limiting excess current or voltage without disconnection

Current Industry

H02H9/026Current limitation using PTC resistors

Industries

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Patents Grantslast 30 patents

Information Patent Grant
Relay assembly with reverse connection protection
- Patent number 12,113,354
- Issue date Oct 8, 2024
- Suzhou Littelfuse OVS Co., Ltd.
- Yanqiu Jia
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information Patent Grant
Over-current protection device
- Patent number 11,990,258
- Issue date May 21, 2024
- Polytronics Technology Corp.
- Hsiu-Che Yen
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
PPTC device having low melting temperature polymer body
- Patent number 11,984,285
- Issue date May 14, 2024
- Littelfuse, Inc.
- Jianhua Chen
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information Patent Grant
Multi-voltage battery device and electrical system for a motor vehicle
- Patent number 11,932,136
- Issue date Mar 19, 2024
- Vitesco Technologies GmbH
- Tobias Aschenbrenner
- B60 - VEHICLES IN GENERAL
Information Patent Grant
Pre-charge current control device
- Patent number 11,824,397
- Issue date Nov 21, 2023
- Samsung SDI Co., Ltd.
- Soodeok Moon
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Current cut-off device for high-voltage direct current with resonat...
- Patent number 11,798,763
- Issue date Oct 24, 2023
- SUPERGRID INSTITUTE
- Wolfgang Grieshaber
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Charging protection and regulation device for electron storage
- Patent number 11,776,777
- Issue date Oct 3, 2023
- Steve Fischer
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Protection circuit
- Patent number 11,764,566
- Issue date Sep 19, 2023
- Siemens Aktiengesellschaft
- Yiran Chen
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information Patent Grant
Electric component with fail safe element
- Patent number 11,740,280
- Issue date Aug 29, 2023
- TDK ELECTRONICS AG
- Alfred Hofrichter
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Radial-leaded over-current protection device
- Patent number 11,694,825
- Issue date Jul 4, 2023
- Polytronics Technology Corp.
- Feng Ji Li
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Power supply device for protective relay
- Patent number 11,689,194
- Issue date Jun 27, 2023
- LS ELECTRIC CO., LTD.
- Young-Joo Lee
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Over-current protection device
- Patent number 11,594,877
- Issue date Feb 28, 2023
- Polytronics Technology Corp.
- Zhen Yu Dong
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
PPTC heating element having varying power density
- Patent number 11,570,852
- Issue date Jan 31, 2023
- Littelfuse, Inc.
- Efrem Fesshaie
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information Patent Grant
Surge protection apparatus having embedded fuse
- Patent number 11,545,827
- Issue date Jan 3, 2023
- Littelfuse Semiconductor (Wuxi) Co., Ltd.
- Kueir-Liang Lu
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Power conversion method and system
- Patent number 11,431,262
- Issue date Aug 30, 2022
- Kevin Stephen Davies
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Device protected by PTC element
- Patent number 11,309,106
- Issue date Apr 19, 2022
- Liffelfuse Japan G. K.
- Arata Tanaka
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Electromagnetic interference suppression component and protection c...
- Patent number 11,303,188
- Issue date Apr 12, 2022
- Littelfuse Electronics (Shanghai) Co., Ltd.
- Werner Johler
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Composite circuit protection device
- Patent number 11,289,902
- Issue date Mar 29, 2022
- Fuzetec Technology Co., Ltd.
- Jack Jih-Sang Chen
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Over-current protection device
- Patent number 11,264,789
- Issue date Mar 1, 2022
- Fuzetec Technology Co., Ltd.
- Jack Jih-Sang Chen
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
DC power system breaker for transportation vehicle
- Patent number 11,196,245
- Issue date Dec 7, 2021
- Shallco, Inc.
- Roderick M. Francis
- B60 - VEHICLES IN GENERAL
Information Patent Grant
Intrinsic safety (IS) barriers mountable on terminal blocks of inpu...
- Patent number 11,063,426
- Issue date Jul 13, 2021
- Honeywell International Inc.
- Dinesh Kumar KN
- G05 - CONTROLLING REGULATING
Information Patent Grant
Over-current protection device
- Patent number 11,043,804
- Issue date Jun 22, 2021
- FUZETEC TECHNOLOGY CO., LTD
- Jack Jih-Sang Chen
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information Patent Grant
Cable with over-temperature protection
- Patent number 11,018,502
- Issue date May 25, 2021
- Polytronics Technology Corp.
- Zhen Yu Dong
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Circuit arrangement for protection against an undue overheating
- Patent number 10,985,579
- Issue date Apr 20, 2021
- Braun GmbH
- Thomas Hohmann
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information Patent Grant
Power system with an overheat detection circuit
- Patent number 10,916,937
- Issue date Feb 9, 2021
- ASUSTeK COMPUTER Inc.
- Kang-Xiang Hui
- G01 - MEASURING TESTING
Information Patent Grant
Over-current protection device
- Patent number 10,902,980
- Issue date Jan 26, 2021
- Polytronics Technology Corp.
- Zhen-Yu Dong
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Circuit protection device with PTC element and secondary fuse
- Patent number 10,895,609
- Issue date Jan 19, 2021
- Littelfuse, Inc.
- Yuriy Borisovich Matus
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information Patent Grant
Wiper blade comprising a heating electrical circuit and a PTC fuse
- Patent number 10,836,358
- Issue date Nov 17, 2020
- Valeo Systemes d'Essuyage
- Vincent Izabel
- B60 - VEHICLES IN GENERAL
Information Patent Grant
Rotary connector apparatus
- Patent number 10,826,249
- Issue date Nov 3, 2020
- Furukawa Electric Co., Ltd.
- Hirofumi Utsunomiya
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information Patent Grant
Power supply device for protective relay
- Patent number 10,819,329
- Issue date Oct 27, 2020
- LSIS Co., Ltd.
- Young-Joo Lee
- H03 - BASIC ELECTRONIC CIRCUITRY

Patents Applicationslast 30 patents

Information Patent Application
INTEGRATED HETEROGENEOUS THERMISTOR ARRANGEMENT FOR HIGH VOLTAGE PR...
- Publication number 20240371549
- Publication date Nov 7, 2024
- LITTELFUSE, INC.
- Tao Guo
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Application
OVER-CURRENT PROTECTION DEVICE
- Publication number 20230395288
- Publication date Dec 7, 2023
- POLYTRONICS TECHNOLOGY CORP.
- Hsiu-Che YEN
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Application
CIRCUIT PROTECTION DEVICE
- Publication number 20230396060
- Publication date Dec 7, 2023
- POLYTRONICS TECHNOLOGY CORP.
- YI-AN SHA
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information Patent Application
OVER-CURRENT PROTECTION DEVICE
- Publication number 20230361559
- Publication date Nov 9, 2023
- POLYTRONICS TECHNOLOGY CORP.
- YI-HSUAN LEE
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Application
LOW RESISTANCE, HIGH VOLTAGE AND RESISTANCE STABLE PPTC MATERIAL AN...
- Publication number 20230343494
- Publication date Oct 26, 2023
- LITTELFUSE, INC.
- Zhiyong Zhou
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Application
SURFACE-MOUNTED POLYMER PCT OVERCURRENT PROTECTION ELEMENT HAVING S...
- Publication number 20230245802
- Publication date Aug 3, 2023
- SHANGHAI WAYON ELECTRONICS CO., LTD.
- Yong FANG
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Application
COMPOSITE CIRCUIT PROTECTION DEVICE
- Publication number 20230208131
- Publication date Jun 29, 2023
- Fuzetec Technology Co., Ltd.
- Jack Jih-Sang CHEN
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information Patent Application
ACTIVE DISCHARGE DEVICE AND METHOD
- Publication number 20230001796
- Publication date Jan 5, 2023
- Valeo Siemens eAutomotive France
- Yamna Bakhali
- B60 - VEHICLES IN GENERAL
Information Patent Application
RELAY ASSEMBLY WITH REVERSE CONNECTION PROTECTION
- Publication number 20230006439
- Publication date Jan 5, 2023
- Suzhou Littelfuse OVS Co., Ltd.
- Yanqiu JIA
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information Patent Application
RADIAL-LEADED OVER-CURRENT PROTECTION DEVICE
- Publication number 20220399142
- Publication date Dec 15, 2022
- POLYTRONICS TECHNOLOGY CORP.
- Feng Ji LI
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Application
OVER-CURRENT PROTECTION DEVICE
- Publication number 20220399716
- Publication date Dec 15, 2022
- POLYTRONICS TECHNOLOGY CORP.
- ZHEN YU DONG
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Application
CHARGING PROTECTION AND REGULATION DEVICE FOR ELECTRON STORAGE
- Publication number 20220254585
- Publication date Aug 11, 2022
- Taparity, LLC
- Steve Fischer
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Application
CURRENT CUT-OFF DEVICE FOR HIGH-VOLTAGE DIRECT CURRENT WITH RESONAT...
- Publication number 20220165524
- Publication date May 26, 2022
- SUPERGRID INSTITUTE
- Wolfgang GRIESHABER
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Application
PPTC HEATING ELEMENT HAVING VARYING POWER DENSITY
- Publication number 20220124876
- Publication date Apr 21, 2022
- LITTELFUSE, INC.
- Efrem Fesshaie
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information Patent Application
PROTECTION CIRCUIT
- Publication number 20210344188
- Publication date Nov 4, 2021
- SIEMENS AKTIENGESELLSCHAFT
- Yiran Chen
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information Patent Application
POLYMERIC POSITIVE TEMPERATURE COEFFICIENT (PPTC) BODIES AND DEVICE...
- Publication number 20210313097
- Publication date Oct 7, 2021
- LITTELFUSE, INC.
- Chun-Kwan Tsang
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Application
PPTC DEVICE HAVING LOW MELTING TEMPERATURE POLYMER BODY
- Publication number 20210313135
- Publication date Oct 7, 2021
- LITTELFUSE, INC.
- Jianhua Chen
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Application
COMPOSITE CIRCUIT PROTECTION DEVICE
- Publication number 20210305807
- Publication date Sep 30, 2021
- Fuzetec Technology Co., Ltd.
- Jack Jih-Sang CHEN
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information Patent Application
SURGE PROTECTION APPARATUS HAVING EMBEDDED FUSE
- Publication number 20210288491
- Publication date Sep 16, 2021
- Littelfuse Semiconductor (Wuxi) Co., Ltd.
- Kueir-Liang LU
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Application
MULTI-VOLTAGE BATTERY DEVICE AND ELECTRICAL SYSTEM FOR A MOTOR VEHICLE
- Publication number 20210268935
- Publication date Sep 2, 2021
- Vitesco Technologies GMBH
- Tobias Aschenbrenner
- B60 - VEHICLES IN GENERAL
Information Patent Application
OVER-CURRENT PROTECTION DEVICE
- Publication number 20210013711
- Publication date Jan 14, 2021
- Fuzetec Technology Co., Ltd.
- Jack Jih-Sang CHEN
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information Patent Application
POWER SUPPLY DEVICE FOR PROTECTIVE RELAY
- Publication number 20210006239
- Publication date Jan 7, 2021
- LS ELECTRIC CO., LTD.
- Young-Joo LEE
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Application
PRE-CHARGE CURRENT CONTROL DEVICE
- Publication number 20200358307
- Publication date Nov 12, 2020
- Samsung SDI Co., Ltd.
- Soodeok MOON
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information Patent Application
CIRCUIT PROTECTION DEVICE WITH PTC ELEMENT AND SECONDARY FUSE
- Publication number 20200355736
- Publication date Nov 12, 2020
- LITTELFUSE, INC.
- Yuriy Borisovich Matus
- G01 - MEASURING TESTING
Information Patent Application
OVER-CURRENT PROTECTION DEVICE
- Publication number 20200273609
- Publication date Aug 27, 2020
- POLYTRONICS TECHNOLOGY CORP.
- CHUN-TENG TSENG
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Application
Electric Component with Fail Safe Element
- Publication number 20200209305
- Publication date Jul 2, 2020
- TDK Electronics AG
- Alfred Hofrichter
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Application
OVER-CURRENT PROTECTION DEVICE
- Publication number 20200203944
- Publication date Jun 25, 2020
- Fuzetec Technology Co., Ltd.
- Jack Jih-Sang CHEN
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information Patent Application
CABLE
- Publication number 20200119547
- Publication date Apr 16, 2020
- POLYTRONICS TECHNOLOGY CORP.
- Zhen Yu DONG
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information Patent Application
DC SOFT TURN-OFF MODULE
- Publication number 20200044438
- Publication date Feb 6, 2020
- Shuguang He
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information Patent Application
DEVICE PROTECTED BY PTC ELEMENT
- Publication number 20190371501
- Publication date Dec 5, 2019
- LITTELFUSE JAPAN G.K.
- Arata Tanaka
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER

Current limitation using PTC resistors

Industry

Parent Industries

Current Industry

Patents Grantslast 30 patents

Relay assembly with reverse connection protection

Over-current protection device

PPTC device having low melting temperature polymer body

Multi-voltage battery device and electrical system for a motor vehicle

Pre-charge current control device

Current cut-off device for high-voltage direct current with resonat...

Charging protection and regulation device for electron storage

Protection circuit

Electric component with fail safe element

Radial-leaded over-current protection device

Power supply device for protective relay

Over-current protection device

PPTC heating element having varying power density

Surge protection apparatus having embedded fuse

Power conversion method and system

Device protected by PTC element

Electromagnetic interference suppression component and protection c...

Composite circuit protection device

Over-current protection device

DC power system breaker for transportation vehicle

Intrinsic safety (IS) barriers mountable on terminal blocks of inpu...

Over-current protection device

Cable with over-temperature protection

Circuit arrangement for protection against an undue overheating

Power system with an overheat detection circuit

Over-current protection device

Circuit protection device with PTC element and secondary fuse

Wiper blade comprising a heating electrical circuit and a PTC fuse

Rotary connector apparatus

Power supply device for protective relay

Patents Applicationslast 30 patents

INTEGRATED HETEROGENEOUS THERMISTOR ARRANGEMENT FOR HIGH VOLTAGE PR...

OVER-CURRENT PROTECTION DEVICE

CIRCUIT PROTECTION DEVICE

OVER-CURRENT PROTECTION DEVICE

LOW RESISTANCE, HIGH VOLTAGE AND RESISTANCE STABLE PPTC MATERIAL AN...

SURFACE-MOUNTED POLYMER PCT OVERCURRENT PROTECTION ELEMENT HAVING S...

COMPOSITE CIRCUIT PROTECTION DEVICE

ACTIVE DISCHARGE DEVICE AND METHOD

RELAY ASSEMBLY WITH REVERSE CONNECTION PROTECTION

RADIAL-LEADED OVER-CURRENT PROTECTION DEVICE

OVER-CURRENT PROTECTION DEVICE

CHARGING PROTECTION AND REGULATION DEVICE FOR ELECTRON STORAGE

CURRENT CUT-OFF DEVICE FOR HIGH-VOLTAGE DIRECT CURRENT WITH RESONAT...

PPTC HEATING ELEMENT HAVING VARYING POWER DENSITY

PROTECTION CIRCUIT

POLYMERIC POSITIVE TEMPERATURE COEFFICIENT (PPTC) BODIES AND DEVICE...

PPTC DEVICE HAVING LOW MELTING TEMPERATURE POLYMER BODY

COMPOSITE CIRCUIT PROTECTION DEVICE

SURGE PROTECTION APPARATUS HAVING EMBEDDED FUSE

MULTI-VOLTAGE BATTERY DEVICE AND ELECTRICAL SYSTEM FOR A MOTOR VEHICLE

OVER-CURRENT PROTECTION DEVICE

POWER SUPPLY DEVICE FOR PROTECTIVE RELAY

PRE-CHARGE CURRENT CONTROL DEVICE

CIRCUIT PROTECTION DEVICE WITH PTC ELEMENT AND SECONDARY FUSE

OVER-CURRENT PROTECTION DEVICE

Electric Component with Fail Safe Element

OVER-CURRENT PROTECTION DEVICE

CABLE

DC SOFT TURN-OFF MODULE

DEVICE PROTECTED BY PTC ELEMENT