Kowloon
Hong Kong
2
2023-04-13
The entities that hold a legal rights for patent applications filed by inventor Guo Chunxia:
Chunxia Guo from Kowloon, HK has applied for patents for these inventions. The list has both pending applications and granted patents:
Water-soluble unidirectional moisture transport traditional Chinese medicine facial mask and preparation thereof
#2 | 2023-03-02Unidirectional Moisturizing Nanofiber Facial Mask Substrate with Asymmetric Wettability and Preparation Thereof
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