Dalian
China
3
2024-08-08
The entities that hold a legal rights for patent applications filed by inventor Li Yu:
Yu Li from Dalian, CN has applied for patents for these inventions. The list has both pending applications and granted patents:
Medicinal and Edible Dual-Purpose Composition Capable of Resisting Retinal Blue Light Damage, and Preparation Method and Application Thereof
#2 | 2022-11-10Method and system of sudden water pollutant source detection by forward-inverse coupling
#3 | 2021-07-01Method and system for ecological operation of total phosphorus export of cascade hydropower station
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