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Patents Grantslast 30 patents

Information Patent Grant
Electrical switch with a sealing member for use with an electrical...
- Patent number 12,362,109
- Issue date Jul 15, 2025
- DEFOND ELECTECH CO., LTD
- Wai Man Wong
- 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

Patents Applicationslast 30 patents

Information Patent Application
BRUSHLESS DC MOTOR CONTROL UNIT
- Publication number 20250047223
- Publication date Feb 6, 2025
- Defond Electech Co., Ltd.
- Cheng Chen NIEH
- B25 - HAND TOOLS PORTABLE POWER-DRIVEN TOOLS MANIPULATORS
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
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
ELECTRICAL SWITCH WITH A SEALING MEMBER FOR USE WITH AN ELECTRICAL...
- Publication number 20190157019
- Publication date May 23, 2019
- Defond Electech Co., Ltd.
- Wai Man WONG
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Application
VARIABLE-SPEED CONTROLLER FOR USE WITH AN ELECTRIC DEVICE
- Publication number 20180323735
- Publication date Nov 8, 2018
- Defond Components Limited
- Ming Leong Kong
- H01 - BASIC ELECTRIC ELEMENTS