Gwangju
South Korea
4
2021-04-15
The entities that hold a legal rights for patent applications filed by inventor KIM E Den:
E Den KIM from Gwangju, KR has applied for patents for these inventions. The list has both pending applications and granted patents:
Photonic crystal film, method for manufacturing same, and anti-forgery article comprising same
#2 | 2020-12-17Alnico-Based Magnetic Particles for Security Ink
#3 | 2020-11-12Light-colored magnetic particles having improved durability and chemical resistance
#4 | 2020-02-13Metal sorting system using laser induced breakdown spectroscopy and operating method thereof
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