DONGGUAN LITTELFUSE ELECTRONICS CO., LTD

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DONGGUAN CITY, CN

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Patents Grantslast 30 patents

Information Patent Grant
Fast activation thermal fuse for short circuit current protection
- Patent number 12,131,849
- Issue date Oct 29, 2024
- Dongguan Littelfuse Electronics Company Limited
- Long Min
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Height-adjustable masking pallet assembly for arc spray applications
- Patent number 11,998,937
- Issue date Jun 4, 2024
- Dongguan Littelfuse Electronics Company Limited
- Werner Johler
- B05 - SPRAYING OR ATOMISING IN GENERAL APPLYING LIQUIDS OR OTHER FLUENT MATER...
Information Patent Grant
Polymer voltage-dependent resistor
- Patent number 11,823,821
- Issue date Nov 21, 2023
- Dongguan Littelfuse Electronics Company Limited
- Chun-Kwan Tsang
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Polymer voltage-dependent resistor
- Patent number 11,615,899
- Issue date Mar 28, 2023
- Dongguan Littelfuse Electronics Company Limited
- Chun-Kwan Tsang
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Thermally protected metal oxide varistor
- Patent number 11,410,801
- Issue date Aug 9, 2022
- Dongguan Littelfuse Electronics Company Limited
- Dongjian Song
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Surface mount metal oxide varistor device
- Patent number 11,348,710
- Issue date May 31, 2022
- Dongguan Littelfuse Electronics Company Limited
- Dongjian Song
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Base metal electrodes for metal oxide varistor
- Patent number 11,177,057
- Issue date Nov 16, 2021
- Dongguan Littelfuse Electronics, Co., Ltd
- Shuying Liu
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Conbined tubular metal oxide varistor and gas discharge tube
- Patent number 11,043,317
- Issue date Jun 22, 2021
- Dongguan Littelfuse Electronics Company Limited
- Xia Shu
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Base metal electrodes for metal oxide varistor
- Patent number 10,839,993
- Issue date Nov 17, 2020
- Dongguan Littelfuse Electronics Company Limited
- Shuying Liu
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Varistor having multilayer coating and fabrication method
- Patent number 10,446,299
- Issue date Oct 15, 2019
- Dongguan Littelfuse Electronics Company Limited
- Wen Yang
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Surge protection device
- Patent number 10,148,079
- Issue date Dec 4, 2018
- Dongguan Littelfuse Electronics Co., Ltd.
- Wen Yang
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information Patent Grant
Surge protection device
- Patent number 10,109,993
- Issue date Oct 23, 2018
- Dongguan Littelfuse Electronics Co., Ltd.
- Wen Yang
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information Patent Grant
Surge protection device
- Patent number 10,062,530
- Issue date Aug 28, 2018
- DONGGUAN LITTELFUSE ELECTRONICS CO., LTD.
- Wen Yang
- H01 - BASIC ELECTRIC ELEMENTS

Patents Applicationslast 30 patents

Information Patent Application
A REMOTE MONITORING AND INDICATING DEVICE FOR THERMALLY PROTECTED M...
- Publication number 20240249862
- Publication date Jul 25, 2024
- Dongguan Littelfuse Electronics Company Limited
- Long Min
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Application
HEIGHT-ADJUSTABLE MASKING PALLET ASSEMBLY FOR ARC SPRAY APPLICATIONS
- Publication number 20240246102
- Publication date Jul 25, 2024
- Dongguan Littelfuse Electronics Company Limited
- Werner Johler
- B05 - SPRAYING OR ATOMISING IN GENERAL APPLYING LIQUIDS OR OTHER FLUENT MATER...
Information Patent Application
HIGH HOLD CURRENT AND HIGH VOLTAGE ENDURANCE PPTC MATERIAL, DEVICE,...
- Publication number 20240170242
- Publication date May 23, 2024
- Dongguan Littelfuse Electronics Company Limited
- Qingbei Li
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Application
THERMALLY PROTECTED METAL OXIDE VARISTOR
- Publication number 20240127990
- Publication date Apr 18, 2024
- Dongguan Littelfuse Electronics Company Limited
- Hailang Tang
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Application
ISOLATION ENHANCED THERMALLY PROTECTED METAL OXIDE VARISTOR
- Publication number 20240112836
- Publication date Apr 4, 2024
- Dongguan Littelfuse Electronics Company Limited
- Dongjian Song
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Application
HIGH POWER PPTC HEATER FOR LOW LIMITING TEMPERATURE OPERATION
- Publication number 20240064868
- Publication date Feb 22, 2024
- Dongguan Littelfuse Electronics Company Limited
- Jianhua CHEN
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Application
SMD TYPE TCO DEVICE
- Publication number 20230395342
- Publication date Dec 7, 2023
- Dongguan Littelfuse Electronics Company Limited
- Werner Johler
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Application
HIGH SOLDERING STRENGTH TERMINAL FOR SURGE PROTECTION DEVICE
- Publication number 20230245803
- Publication date Aug 3, 2023
- Dongguan Littelfuse Electronics Company Limited
- DONGJIAN SONG
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Application
TMOV DEVICE
- Publication number 20230170113
- Publication date Jun 1, 2023
- Dongguan Littelfuse Electronics Company Limited
- Mingxi Xu
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Application
FAST ACTIVATION THERMAL FUSE FOR SHORT CIRCUIT CURRENT PROTECTION
- Publication number 20230085845
- Publication date Mar 23, 2023
- Dongguan Littelfuse Electronics Company Limited
- Long Min
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Application
POLYMER VOLTAGE-DEPENDENT RESISTOR
- Publication number 20230076752
- Publication date Mar 9, 2023
- Dongguan Littelfuse Electronics Company Limited
- Chun-Kwan Tsang
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Application
HEIGHT-ADJUSTABLE MASKING PALLET ASSEMBLY FOR ARC SPRAY APPLICATIONS
- Publication number 20230010623
- Publication date Jan 12, 2023
- Dongguan Littelfuse Electronics Company Limited
- Werner Johler
- B05 - SPRAYING OR ATOMISING IN GENERAL APPLYING LIQUIDS OR OTHER FLUENT MATER...
Information Patent Application
MASKING PAPER PROTECTION TECHNOLOGY FOR ELECTRONIC COMPONENT
- Publication number 20220305522
- Publication date Sep 29, 2022
- Dongguan Littelfuse Electronics Company Limited
- Dongjian SONG
- B05 - SPRAYING OR ATOMISING IN GENERAL APPLYING LIQUIDS OR OTHER FLUENT MATER...
Information Patent Application
THERMALLY PROTECTED METAL OXIDE VARISTOR
- Publication number 20210319934
- Publication date Oct 14, 2021
- Dongguan Littelfuse Electronics Company Limited
- Dongjian SONG
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Application
CIRCUIT PROTECTION APPARATUS INCLUDING STRUCTURALLY RESILIENT ELECT...
- Publication number 20210110953
- Publication date Apr 15, 2021
- Dongguan Littelfuse Electronics Company Limited
- Jianhua Chen
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Application
OVERHEAT PROTECTION DEVICE AND VARISTOR
- Publication number 20210074454
- Publication date Mar 11, 2021
- Dongguan Littelfuse Electronics, Co., Ltd
- Yuriy B. Matus
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Application
Conbined Tubular Metal Oxide Varistor and Gas Discharge Tube
- Publication number 20210035715
- Publication date Feb 4, 2021
- Dongguan Littelfuse Electronics Co., Ltd.
- Xia Shu
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Application
BASE METAL ELECTRODES FOR METAL OXIDE VARISTOR
- Publication number 20210027921
- Publication date Jan 28, 2021
- Dongguan Littelfuse Electronics Company Limited
- Shuying LIU
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Application
Thermal Metal Oxide Varistor Circuit Protection Device
- Publication number 20200279701
- Publication date Sep 3, 2020
- Dongguan Littelfuse Electronics Co., Ltd.
- Wen Yang
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Application
ELECTRICAL TRANSIENT MATERIAL AND METHOD FOR MAKING SAME
- Publication number 20200185133
- Publication date Jun 11, 2020
- Dongguan Littelfuse Electronics Company Limited
- Hao Cheng
- H05 - ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
Information Patent Application
BASE METAL ELECTRODES FOR METAL OXIDE VARISTOR
- Publication number 20200185134
- Publication date Jun 11, 2020
- Dongguan Littelfuse Electronics Company Limited
- Shuying LIU
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Application
SURGE PROTECTION DEVICE
- Publication number 20180062374
- Publication date Mar 1, 2018
- Dongguan Littelfuse Electronics Co., Ltd.
- Wen YANG
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information Patent Application
VARISTOR HAVING MULTILAYER COATING AND FABRICATION METHOD
- Publication number 20170221613
- Publication date Aug 3, 2017
- Dongguan Littelfuse Electronics, Co., Ltd.
- Wen Yang
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Application
VARISTOR HAVING MULTILAYER COATING AND FABRICATION METHOD
- Publication number 20170221612
- Publication date Aug 3, 2017
- Dongguan Littelfuse Electronics, Co., Ltd.
- Wen Yang
- H01 - BASIC ELECTRIC ELEMENTS

DONGGUAN LITTELFUSE ELECTRONICS CO., LTD

Organization

Patents Grantslast 30 patents

Fast activation thermal fuse for short circuit current protection

Height-adjustable masking pallet assembly for arc spray applications

Polymer voltage-dependent resistor

Polymer voltage-dependent resistor

Thermally protected metal oxide varistor

Surface mount metal oxide varistor device

Base metal electrodes for metal oxide varistor

Conbined tubular metal oxide varistor and gas discharge tube

Base metal electrodes for metal oxide varistor

Varistor having multilayer coating and fabrication method

Surge protection device

Surge protection device

Surge protection device

Patents Applicationslast 30 patents

A REMOTE MONITORING AND INDICATING DEVICE FOR THERMALLY PROTECTED M...

HEIGHT-ADJUSTABLE MASKING PALLET ASSEMBLY FOR ARC SPRAY APPLICATIONS

HIGH HOLD CURRENT AND HIGH VOLTAGE ENDURANCE PPTC MATERIAL, DEVICE,...

THERMALLY PROTECTED METAL OXIDE VARISTOR

ISOLATION ENHANCED THERMALLY PROTECTED METAL OXIDE VARISTOR

HIGH POWER PPTC HEATER FOR LOW LIMITING TEMPERATURE OPERATION

SMD TYPE TCO DEVICE

HIGH SOLDERING STRENGTH TERMINAL FOR SURGE PROTECTION DEVICE

TMOV DEVICE

FAST ACTIVATION THERMAL FUSE FOR SHORT CIRCUIT CURRENT PROTECTION

POLYMER VOLTAGE-DEPENDENT RESISTOR

HEIGHT-ADJUSTABLE MASKING PALLET ASSEMBLY FOR ARC SPRAY APPLICATIONS

MASKING PAPER PROTECTION TECHNOLOGY FOR ELECTRONIC COMPONENT

THERMALLY PROTECTED METAL OXIDE VARISTOR

CIRCUIT PROTECTION APPARATUS INCLUDING STRUCTURALLY RESILIENT ELECT...

OVERHEAT PROTECTION DEVICE AND VARISTOR

Conbined Tubular Metal Oxide Varistor and Gas Discharge Tube

BASE METAL ELECTRODES FOR METAL OXIDE VARISTOR

Thermal Metal Oxide Varistor Circuit Protection Device

ELECTRICAL TRANSIENT MATERIAL AND METHOD FOR MAKING SAME

BASE METAL ELECTRODES FOR METAL OXIDE VARISTOR

SURGE PROTECTION DEVICE

VARISTOR HAVING MULTILAYER COATING AND FABRICATION METHOD

VARISTOR HAVING MULTILAYER COATING AND FABRICATION METHOD

Trademarklast 30 trademarks