E Den Kim

Follow

Person

Gwangju, KR

People

Patents Grantslast 30 patents

Information Patent Grant
Light-colored magnetic particles having improved durability and che...
- Patent number 11,694,827
- Issue date Jul 4, 2023
- Korea Minting, Security Printing & ID Card Operating Corp.
- Hong Keon Kim
- B22 - CASTING POWDER METALLURGY
Information Patent Grant
Security device using light reflection property
- Patent number 11,590,792
- Issue date Feb 28, 2023
- Korea Minting, Security Printing & ID Card Operating Corp.
- Won Gyun Choe
- B42 - BOOKBINDING ALBUMS FILES SPECIAL PRINTED MATTER
Information Patent Grant
Photonic crystal film, method for manufacturing same, and anti-forg...
- Patent number 11,541,680
- Issue date Jan 3, 2023
- Korea Minting, Security Printing & ID Card Operating Corp.
- Shin-hyun Kim
- B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL

Patents Applicationslast 30 patents

Information Patent Application
SECURITY DEVICE USING LIGHT REFLECTION PROPERTY
- Publication number 20210354496
- Publication date Nov 18, 2021
- Won Gyun CHOE
- B42 - BOOKBINDING ALBUMS FILES SPECIAL PRINTED MATTER
Information Patent Application
PHOTONIC CRYSTAL FILM, METHOD FOR MANUFACTURING SAME, AND ANTI-FORG...
- Publication number 20210107311
- Publication date Apr 15, 2021
- Korea Minting, Security Printing & ID Card Operating Corp.
- Shin-hyun Kim
- B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL
Information Patent Application
Alnico-Based Magnetic Particles for Security Ink
- Publication number 20200391285
- Publication date Dec 17, 2020
- Korea Minting, Security Printing & ID Card Operating Corp.
- Won Gyun Choe
- B22 - CASTING POWDER METALLURGY
Information Patent Application
Light-Colored Magnetic Particles Having Improved Durability and Che...
- Publication number 20200357544
- Publication date Nov 12, 2020
- Korea Minting, Security Printing & ID Card Operating Corp.
- Hong Keon Kim
- C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...