Cheuk Ming Yip

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Hong Kong, HK

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Patents Grantslast 30 patents

Information Patent Grant
Traffic cones and traffic cone lanterns placement and collection sy...
- Patent number 11,473,254
- Issue date Oct 18, 2022
- Highways Department, the Government of the Hong Kong Special Administrative R...
- Terrie Kwok Chuen Hung
- B60 - VEHICLES IN GENERAL

Patents Applicationslast 30 patents

Information Patent Application
TRAFFIC CONES AND TRAFFIC CONE LANTERNS PLACEMENT AND COLLECTION SY...
- Publication number 20200131725
- Publication date Apr 30, 2020
- Highways Department, the Government of the Hong Kong Special Administrative R...
- Terrie Kwok Chuen Hung
- B60 - VEHICLES IN GENERAL