LANNRAY ADVANCED MATERIALS CO. LTD

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NINGBO, CN

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Patents Grantslast 30 patents

Information Patent Grant
Multicolored electrochromic polymer compositions and methods of mak...
- Patent number 12,173,115
- Issue date Dec 24, 2024
- LannRay Advanced Materials Co., LTD
- Jianguo Mei
- C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...