Kwok Hung Leung

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Chaiwan, HK

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Patents Grantslast 30 patents

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
Laminator draw control
- Patent number 6,717,521
- Issue date Apr 6, 2004
- Elesmart Limited
- Kwok Hung Leung
- B32 - LAYERED PRODUCTS

Patents Applicationslast 30 patents

Information Patent Application
CONTROL SYSTEM FOR USE IN CONTROLLING OPERATION OF AN ELECTRICAL AP...
- Publication number 20200119552
- Publication date Apr 16, 2020
- Defond Electech Co., Ltd.
- CHENG CHEN NIEH
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information Patent Application
CONTROL ASSEMBLY FOR AN ELECTRIC DEVICE
- Publication number 20190084144
- Publication date Mar 21, 2019
- Defond Components Limited
- Cheng Chen Nieh
- B25 - HAND TOOLS PORTABLE POWER-DRIVEN TOOLS MANIPULATORS