DEFOND ELECTECH CO., LTD

Organization

CHAI WAN, HK

Organizations

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Patents Grantslast 30 patents

Information Patent Grant
Control assembly for use with an electric power tool
- Patent number 11,975,434
- Issue date May 7, 2024
- DEFOND ELECTECH CO., LTD
- Wai Man Wong
- B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
Information Patent Grant
Control assembly for use in operation of an electric device
- Patent number 11,919,137
- Issue date Mar 5, 2024
- DEFOND ELECTECH CO. LTD
- Wai Man Wong
- B25 - HAND TOOLS PORTABLE POWER-DRIVEN TOOLS MANIPULATORS
Information Patent Grant
Control assembly for use in operation of an electric device
- Patent number 11,913,812
- Issue date Feb 27, 2024
- DEFOND ELECTECH CO., LTD
- Cheng Chen Nieh
- B25 - HAND TOOLS PORTABLE POWER-DRIVEN TOOLS MANIPULATORS
Information Patent Grant
Control knob with motion sensing for controlling operation of a mac...
- Patent number 11,907,449
- Issue date Feb 20, 2024
- DEFOND ELECTECH CO., LTD
- Cheng Chen Nieh
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Grant
Contact lever assembly for use with an electrical switch
- Patent number 11,823,856
- Issue date Nov 21, 2023
- Defond Components Limited
- Kin Yu Wong
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Lock-off mechanism for locking-off a trigger assembly of an electri...
- Patent number 11,694,862
- Issue date Jul 4, 2023
- DEFOND ELECTECH CO., LTD
- Wai Man Wong
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Variable-speed control assembly for an electric device
- Patent number 11,664,710
- Issue date May 30, 2023
- DEFOND COMPONENTS LIMITED
- Wai Man Wong
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information Patent Grant
Electrical switch device
- Patent number 11,651,915
- Issue date May 16, 2023
- Defond Electech Co., Ltd.
- Kin Yu Wong
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Control assembly for use in operation of an electric device
- Patent number 11,623,335
- Issue date Apr 11, 2023
- Defond Components Limited
- Wai Man Wong
- B25 - HAND TOOLS PORTABLE POWER-DRIVEN TOOLS MANIPULATORS
Information Patent Grant
Touch control human machine interface
- Patent number 11,489,523
- Issue date Nov 1, 2022
- DEFOND ELECTECH CO., LTD
- Cheng Chen Nieh
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Grant
Touch LED component
- Patent number D965536
- Issue date Oct 4, 2022
- Defond Electech Co., Ltd.
- Lei Zhang
- D13 - Equipment for production, distribution, or transformation of energy
Information Patent Grant
Touch LED component and touch device
- Patent number 11,464,112
- Issue date Oct 4, 2022
- Defond Electech Co., Ltd.
- Lei Zhang
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Control system for use in controlling operation of an electrical ap...
- Patent number 11,431,172
- Issue date Aug 30, 2022
- DEFOND ELECTECH CO., LTD
- Cheng Chen Nieh
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information Patent Grant
Locking system for use with a trigger assembly of an electrical device
- Patent number 11,367,577
- Issue date Jun 21, 2022
- DEFOND ELECTECH CO., LTD
- Kin Yu Wong
- B25 - HAND TOOLS PORTABLE POWER-DRIVEN TOOLS MANIPULATORS
Information Patent Grant
Snap-action switch and method of assembling same
- Patent number 11,257,639
- Issue date Feb 22, 2022
- Defond Electech Co., Ltd.
- Kin Yu Wong
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Control stick
- Patent number 11,112,817
- Issue date Sep 7, 2021
- Defond Electech Co., Ltd.
- Ka Him Leung
- G05 - CONTROLLING REGULATING
Information Patent Grant
Control knob for controlling operation of a machine
- Patent number 11,099,665
- Issue date Aug 24, 2021
- DEFOND ELECTECH CO., LTD
- Wai Cheong Wilson Chu
- B60 - VEHICLES IN GENERAL
Information Patent Grant
Rotary bridge micro-switch
- Patent number 11,011,327
- Issue date May 18, 2021
- DEFOND ELECTECH CO., LTD.
- Bang Yan Yang
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Lock-off assembly for use in locking-off a trigger of an electrical...
- Patent number 10,978,257
- Issue date Apr 13, 2021
- DEFOND COMPONENTS LIMITED
- Cheng Chen Nieh
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Detection circuit module for use in detecting an operational status...
- Patent number 10,964,499
- Issue date Mar 30, 2021
- DEFOND ELECTECH CO., LTD
- Chiu Keung Loong
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Battery pack system for electrically connecting a battery pack to a...
- Patent number 10,965,133
- Issue date Mar 30, 2021
- DEFOND ELECTECH CO., LTD
- Tak Chuen Or
- B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
Information Patent Grant
Trigger assembly with a protective covering
- Patent number 10,892,122
- Issue date Jan 12, 2021
- DEFOND ELECTECH CO., LTD
- Lap Yi Law
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Control system and device for use in controlling operation of an el...
- Patent number 10,852,854
- Issue date Dec 1, 2020
- DEFOND ELECTECH CO., LTD
- Cheng Chen Nieh
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Grant
Brushless DC motor control unit
- Patent number 10,848,084
- Issue date Nov 24, 2020
- DEFOND ELECTECH CO., LTD
- Cheng Chen Nieh
- H03 - BASIC ELECTRONIC CIRCUITRY
Information Patent Grant
Control knob for controlling operation of a machine
- Patent number 10,838,525
- Issue date Nov 17, 2020
- Defond Components Limited
- Wai Cheong Wilson Chu
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Grant
Knob with display function
- Patent number 10,790,101
- Issue date Sep 29, 2020
- Defond Electech Co., Ltd.
- Chung Yiu Brian Yu
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Warning device and system
- Patent number 10,777,073
- Issue date Sep 15, 2020
- Defond Electech Co., Ltd.
- Massimo Fontanili
- G08 - SIGNALLING
Information Patent Grant
Locking system for use with a trigger assembly of an electrical device
- Patent number 10,685,795
- Issue date Jun 16, 2020
- DEFOND ELECTECH CO. LTD
- Kin Yu Wong
- B25 - HAND TOOLS PORTABLE POWER-DRIVEN TOOLS MANIPULATORS
Information Patent Grant
Transducer device
- Patent number 10,591,949
- Issue date Mar 17, 2020
- Defond Components Limited
- Cheng Chen Nieh
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Variable-speed controller for use with an electric device
- Patent number 10,547,257
- Issue date Jan 28, 2020
- Defond Electech Co., Ltd.
- Ming Leong Kong
- H01 - BASIC ELECTRIC ELEMENTS

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Patents Applicationslast 30 patents

Information Patent Application
MOTOR ENCODER WITH PROGRAMMABLE AND TACTILE FEEDBACK AND OPERATION...
- Publication number 20240372443
- Publication date Nov 7, 2024
- Defond Electech Co., Ltd
- Kai Kei Poon
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information Patent Application
LINKAGE STRUCTURE OF KEY SWITCH
- Publication number 20240222042
- Publication date Jul 4, 2024
- Defond Electech Co., Ltd
- Hua Lin Pan
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Application
AIR PURIFIER
- Publication number 20240191892
- Publication date Jun 13, 2024
- Defond Electech Co., Ltd
- TAK CHUEN OR
- F24 - HEATING RANGES VENTILATING
Information Patent Application
Switching Device
- Publication number 20230245840
- Publication date Aug 3, 2023
- Defond Electech Co., Ltd
- Cheng Chen Nieh
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Application
CONTROL ASSEMBLY FOR USE IN OPERATION OF AN ELECTRIC DEVICE
- Publication number 20230219207
- Publication date Jul 13, 2023
- Defond Electech Co., Ltd.
- Wai Man Wong
- B25 - HAND TOOLS PORTABLE POWER-DRIVEN TOOLS MANIPULATORS
Information Patent Application
CONTROL ASSEMBLY FOR USE IN OPERATION OF AN ELECTRIC DEVICE
- Publication number 20220397426
- Publication date Dec 15, 2022
- Defond Electech Co., Ltd
- Cheng Chen NIEH
- G01 - MEASURING TESTING
Information Patent Application
SNAP-ACTION TYPE SWITCH
- Publication number 20220254578
- Publication date Aug 11, 2022
- Defond Electech Co., Ltd.
- KIN YU WONG
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Application
ELECTRICAL SWITCH DEVICE
- Publication number 20220246373
- Publication date Aug 4, 2022
- Defond Electech Co., Ltd
- KIN YU WONG
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Application
COOLING SYSTEM FOR COOLING AN ELECTRONICS COMPONENT OF AN ELECTRICA...
- Publication number 20220053665
- Publication date Feb 17, 2022
- DEFOND ELECTECH CO. LTD
- Tak Chuen Or
- H05 - ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
Information Patent Application
SYSTEM AND METHOD FOR CONTROLLING OPERATION OF AN ELECTRIC DEVICE
- Publication number 20210383680
- Publication date Dec 9, 2021
- Defond Electech Co., Ltd.
- Cheng Chen Nieh
- G08 - SIGNALLING
Information Patent Application
CONTACT LEVER ASSEMBLY FOR USE WITH AN ELECTRICAL SWITCH
- Publication number 20210183604
- Publication date Jun 17, 2021
- Defond Electech Co., Ltd.
- Kin Yu WONG
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Application
ELECTRICAL SWITCH WITH A SEALING MEMBER FOR USE WITH AN ELECTRICAL...
- Publication number 20210183589
- Publication date Jun 17, 2021
- Defond Electech Co., Ltd.
- Wai Man WONG
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Application
LOCK-OFF MECHANISM FOR LOCKING-OFF A TRIGGER ASSEMBLY OF AN ELECTRI...
- Publication number 20210142966
- Publication date May 13, 2021
- Defond Electech Co., Ltd.
- Wai Man Wong
- B25 - HAND TOOLS PORTABLE POWER-DRIVEN TOOLS MANIPULATORS
Information Patent Application
VARIABLE-SPEED CONTROL ASSEMBLY FOR AN ELECTRIC DEVICE
- Publication number 20210111611
- Publication date Apr 15, 2021
- Defond Electech Co., Ltd
- Wai Man WONG
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information Patent Application
FOOD PROCESSOR WITH PULSING MODE MODULE
- Publication number 20210059474
- Publication date Mar 4, 2021
- Defond Electech Co., Ltd
- Ting Yu KWAN
- A47 - FURNITURE DOMESTIC ARTICLES OR APPLIANCES COFFEE MILLS SPICE MILLS SUCT...
Information Patent Application
SEPARABLE EVACUATION DEVICE
- Publication number 20210053710
- Publication date Feb 25, 2021
- Defond Electech Co., Ltd
- Nieh Cheng CHEN
- B65 - CONVEYING PACKING STORING HANDLING THIN OR FILAMENTARY MATERIAL
Information Patent Application
Touch LED Component and Touch Device
- Publication number 20210037650
- Publication date Feb 4, 2021
- Defond Electech Co., Ltd.
- Lei Zhang
- H05 - ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
Information Patent Application
BRUSHLESS DC MOTOR CONTROL UNIT
- Publication number 20210036637
- Publication date Feb 4, 2021
- Defond Electech Co., Ltd
- Cheng Chen NIEH
- B25 - HAND TOOLS PORTABLE POWER-DRIVEN TOOLS MANIPULATORS
Information Patent Application
CONTROL ASSEMBLY FOR USE WITH AN ELECTRIC POWER TOOL
- Publication number 20210016427
- Publication date Jan 21, 2021
- Defond Electech Co., Ltd.
- Wai Man Wong
- B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
Information Patent Application
LOCK-OFF ASSEMBLY FOR USE IN LOCKING-OFF A TRIGGER OF AN ELECTRICAL...
- Publication number 20210012980
- Publication date Jan 14, 2021
- Defond Electech Co., Ltd.
- Cheng Chen NIEH
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Application
Control Stick
- Publication number 20200379502
- Publication date Dec 3, 2020
- Defond Electech Co., Ltd.
- Ka Him Leung
- G05 - CONTROLLING REGULATING
Information Patent Application
TRIGGER ASSEMBLY WITH A PROTECTIVE COVERING
- Publication number 20200343059
- Publication date Oct 29, 2020
- Defond Electech Co., Ltd.
- Lap Yi Law
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Application
Rocker Switch
- Publication number 20200335292
- Publication date Oct 22, 2020
- Defond Electech Co., Ltd.
- Xiao Yu Lai
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Application
Wireless Charging Device with Detachable Base
- Publication number 20200328606
- Publication date Oct 15, 2020
- Defond Electech Co., Ltd.
- Cheng Chen Nieh
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information Patent Application
Rotary Bridge Micro-Switch
- Publication number 20200312587
- Publication date Oct 1, 2020
- Defond Electech Co., Ltd
- Bang Yan Yang
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Application
CONTROL KNOB WITH MOTION SENSING FOR CONTROLLING OPERATION OF A MAC...
- Publication number 20200272247
- Publication date Aug 27, 2020
- Defond Electech Co., Ltd
- Cheng Chen NIEH
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Application
TOUCH CONTROL HUMAN MACHINE INTERFACE
- Publication number 20200228118
- Publication date Jul 16, 2020
- Defond Electech Co., Ltd.
- CHENG CHEN NIEH
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Application
Locking System for Use with a Trigger Assembly of An Electrical Device
- Publication number 20200219675
- Publication date Jul 9, 2020
- Defond Electech Co., Ltd.
- Kin Yu Wong
- B25 - HAND TOOLS PORTABLE POWER-DRIVEN TOOLS MANIPULATORS
Information Patent Application
CONTROL KNOB FOR CONTROLLING OPERATION OF A MACHINE
- Publication number 20200192494
- Publication date Jun 18, 2020
- Defond Electech Co., Ltd.
- Wai Cheong Wilson CHU
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Application
SNAP-ACTION SWITCH AND METHOD OF ASSEMBLING SAME
- Publication number 20200185167
- Publication date Jun 11, 2020
- Defond Electech Co., Ltd
- Kin Yu WONG
- H01 - BASIC ELECTRIC ELEMENTS

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Trademarklast 30 trademarks

Information Trademark
98471596 - DEFOND
- Serial number 98471596
- Filing date Mar 27, 2024
- Defond Electech Co., Ltd
- 11 - Apparatus for lighting, heating, steam generating, cooking, refrigerating, drying, ventilating, water supply and sanitary purposes
Information Trademark
98471811 - DEFOND
- Serial number 98471811
- Filing date Mar 27, 2024
- Defond Electech Co., Ltd
- 7 - Machines and machine tools
Information Trademark
98469725 - DEFOND
- Serial number 98469725
- Filing date Mar 26, 2024
- Defond Electech Co., Ltd
- 9 - Scientific, nautical, surveying, photographic, cinematographic, optical, weighing, measuring, signalling, checking (supervision), life-saving and teaching apparatus and instruments
Information Trademark
97762751 - TP TILTPROOF
- Serial number 97762751
- Registration number 7145644
- Filing date Jan 20, 2023
- Defond Electech Co., Ltd
- 9 - Scientific, nautical, surveying, photographic, cinematographic, optical, weighing, measuring, signalling, checking (supervision), life-saving and teaching apparatus and instruments
Information Trademark
97762775 - TILTPROOF
- Serial number 97762775
- Registration number 7145645
- Filing date Jan 20, 2023
- Defond Electech Co., Ltd
- 9 - Scientific, nautical, surveying, photographic, cinematographic, optical, weighing, measuring, signalling, checking (supervision), life-saving and teaching apparatus and instruments
Information Trademark
97547209 - DEFOND
- Serial number 97547209
- Registration number 7145432
- Filing date Aug 12, 2022
- Defond Electech Co., Ltd
- 9 - Scientific, nautical, surveying, photographic, cinematographic, optical, weighing, measuring, signalling, checking (supervision), life-saving and teaching apparatus and instruments
Information Trademark
97547219 - DEFOND
- Serial number 97547219
- Registration number 7145433
- Filing date Aug 12, 2022
- Defond Electech Co., Ltd
- 11 - Apparatus for lighting, heating, steam generating, cooking, refrigerating, drying, ventilating, water supply and sanitary purposes
Information Trademark
97506122
- Serial number 97506122
- Registration number 7186859
- Filing date Jul 16, 2022
- Defond Electech Co., Ltd
- 9 - Scientific, nautical, surveying, photographic, cinematographic, optical, weighing, measuring, signalling, checking (supervision), life-saving and teaching apparatus and instruments
Information Trademark
97506125
- Serial number 97506125
- Registration number 7186860
- Filing date Jul 16, 2022
- Defond Electech Co., Ltd
- 11 - Apparatus for lighting, heating, steam generating, cooking, refrigerating, drying, ventilating, water supply and sanitary purposes

DEFOND ELECTECH CO., LTD

Organization

Patents Grantslast 30 patents

Control assembly for use with an electric power tool

Control assembly for use in operation of an electric device

Control assembly for use in operation of an electric device

Control knob with motion sensing for controlling operation of a mac...

Contact lever assembly for use with an electrical switch

Lock-off mechanism for locking-off a trigger assembly of an electri...

Variable-speed control assembly for an electric device

Electrical switch device

Control assembly for use in operation of an electric device

Touch control human machine interface

Touch LED component

Touch LED component and touch device

Control system for use in controlling operation of an electrical ap...

Locking system for use with a trigger assembly of an electrical device

Snap-action switch and method of assembling same

Control stick

Control knob for controlling operation of a machine

Rotary bridge micro-switch

Lock-off assembly for use in locking-off a trigger of an electrical...

Detection circuit module for use in detecting an operational status...

Battery pack system for electrically connecting a battery pack to a...

Trigger assembly with a protective covering

Control system and device for use in controlling operation of an el...

Brushless DC motor control unit

Control knob for controlling operation of a machine

Knob with display function

Warning device and system

Locking system for use with a trigger assembly of an electrical device

Transducer device

Variable-speed controller for use with an electric device

Patents Applicationslast 30 patents

MOTOR ENCODER WITH PROGRAMMABLE AND TACTILE FEEDBACK AND OPERATION...

LINKAGE STRUCTURE OF KEY SWITCH

AIR PURIFIER

Switching Device

CONTROL ASSEMBLY FOR USE IN OPERATION OF AN ELECTRIC DEVICE

CONTROL ASSEMBLY FOR USE IN OPERATION OF AN ELECTRIC DEVICE

SNAP-ACTION TYPE SWITCH

ELECTRICAL SWITCH DEVICE

COOLING SYSTEM FOR COOLING AN ELECTRONICS COMPONENT OF AN ELECTRICA...

SYSTEM AND METHOD FOR CONTROLLING OPERATION OF AN ELECTRIC DEVICE

CONTACT LEVER ASSEMBLY FOR USE WITH AN ELECTRICAL SWITCH

ELECTRICAL SWITCH WITH A SEALING MEMBER FOR USE WITH AN ELECTRICAL...

LOCK-OFF MECHANISM FOR LOCKING-OFF A TRIGGER ASSEMBLY OF AN ELECTRI...

VARIABLE-SPEED CONTROL ASSEMBLY FOR AN ELECTRIC DEVICE

FOOD PROCESSOR WITH PULSING MODE MODULE

SEPARABLE EVACUATION DEVICE

Touch LED Component and Touch Device

BRUSHLESS DC MOTOR CONTROL UNIT

CONTROL ASSEMBLY FOR USE WITH AN ELECTRIC POWER TOOL

LOCK-OFF ASSEMBLY FOR USE IN LOCKING-OFF A TRIGGER OF AN ELECTRICAL...

Control Stick

TRIGGER ASSEMBLY WITH A PROTECTIVE COVERING

Rocker Switch

Wireless Charging Device with Detachable Base

Rotary Bridge Micro-Switch

CONTROL KNOB WITH MOTION SENSING FOR CONTROLLING OPERATION OF A MAC...

TOUCH CONTROL HUMAN MACHINE INTERFACE

Locking System for Use with a Trigger Assembly of An Electrical Device

CONTROL KNOB FOR CONTROLLING OPERATION OF A MACHINE

SNAP-ACTION SWITCH AND METHOD OF ASSEMBLING SAME

Trademarklast 30 trademarks

98471596 - DEFOND

98471811 - DEFOND

98469725 - DEFOND

97762751 - TP TILTPROOF

97762775 - TILTPROOF

97547209 - DEFOND

97547219 - DEFOND

97506122

97506125