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last 30 patents
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Patent Grant
Aqueous fluorescent ink and preparation method and use thereof
Patent number
11,873,412
Issue date
Jan 16, 2024
HARBIN INSTITUTE OF TECHNOLOGY, SHENZHEN
Huanhuan Feng
C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...
Patents Applications
last 30 patents
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Patent Application
AQUEOUS FLUORESCENT INK AND PREPARATION METHOD AND USE THEREOF
Publication number
20220127481
Publication date
Apr 28, 2022
HARBIN INSTITUTE OF TECHNOLOGY, SHENZHEN
Huanhuan Feng
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information
Patent Application
MEDICAL WRISTBAND WITH INVISIBLE INFORMATION AND PREPARATION METHOD...
Publication number
20200199393
Publication date
Jun 25, 2020
Harbin Institute of Technology,Shenzhen
Huanhuan FENG
G09 - EDUCATION CRYPTOGRAPHY DISPLAY ADVERTISING SEALS