Wai Cheong Wilson Chu

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Chai Wan, HK

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Patents Grantslast 30 patents

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
Control knob for controlling operation of a machine
- Patent number 10,649,556
- Issue date May 12, 2020
- Dongguan Chen Da Appliance Co. Ltd.
- Wai Cheong Wilson Chu
- B60 - VEHICLES IN GENERAL

Patents Applicationslast 30 patents

Information Patent Application
IMMERSIVE VIRTUAL REALITY EXERCISE SYSTEM AND METHOD
- Publication number 20200376339
- Publication date Dec 3, 2020
- Defond Electrical Industries Limited
- Wai Cheong Wilson CHU
- G06 - COMPUTING CALCULATING COUNTING
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
CONTROL KNOB FOR CONTROLLING OPERATION OF A MACHINE
- Publication number 20200150786
- Publication date May 14, 2020
- DONGGUAN CHEN DA APPLIANCE CO. LTD
- Wai Cheong Wilson CHU
- B60 - VEHICLES IN GENERAL
Information Patent Application
Control Knob for Controlling Operation of a Machine
- Publication number 20180164903
- Publication date Jun 14, 2018
- DONGGUAN CHEN DA APPLIANCE CO. LTD
- Wai Cheong Wilson Chu
- G06 - COMPUTING CALCULATING COUNTING