Rong Zhu

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Shanghai, CN

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Patents Grantslast 30 patents

Information Patent Grant
Colour changing composition in gel form
- Patent number 9,675,533
- Issue date Jun 13, 2017
- L'Oreal
- Rong Zhu
- A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE

Patents Applicationslast 30 patents

Information Patent Application
COLOUR CHANGING COMPOSITION IN GEL FORM
- Publication number 20140356403
- Publication date Dec 4, 2014
- L'Oreal
- Rong Zhu
- A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE