Century Concept Ltd

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Hong Kong, CN

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Patents Grantslast 30 patents

Information Patent Grant
Passive anti-arcing protection device for fluorescent lamp ballast
- Patent number 8,760,065
- Issue date Jun 24, 2014
- Century Concept Limited
- Cho Sing Chan
- H05 - ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
Information Patent Grant
Current leakage protection device for LED applications
- Patent number 8,400,076
- Issue date Mar 19, 2013
- Century Concept Ltd
- Cho Sing Chan
- H05 - ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
Information Patent Grant
Electronic ballast with preheating and dimming control
- Patent number 7,728,528
- Issue date Jun 1, 2010
- Century Concept Ltd
- Cho Sing Chan
- H05 - ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR