STARBERRY LIMITED

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HONG KONG, CN

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Patents Grantslast 30 patents

Information Patent Grant
Stop announcement system and method therefor
- Patent number 11,364,942
- Issue date Jun 21, 2022
- STARBERRY LIMITED
- Tak Ko Chan
- G08 - SIGNALLING
Information Patent Grant
Method, system and device of location authentication
- Patent number 9,622,026
- Issue date Apr 11, 2017
- STARBERRY LIMITED
- Wing-Fung Yu
- H04 - ELECTRIC COMMUNICATION TECHNIQUE

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