Qi Chen

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Shandong, CN

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Patents Grantslast 30 patents

Information Patent Grant
Copper ion-complexed poly gamma-glutamic acid/chitosan/cotton blend...
- Patent number 11,473,222
- Issue date Oct 18, 2022
- Qufu Normal University
- Ge Yang
- D01 - NATURAL OR ARTIFICIAL THREADS OR FIBRES SPINNING

Patents Applicationslast 30 patents

Information Patent Application
DISPLAY APPARATUS
- Publication number 20230119195
- Publication date Apr 20, 2023
- VIDAA USA, INC.
- Qi CHEN
- G06 - COMPUTING CALCULATING COUNTING