Doo Soo HA

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Seongnam-si, KR

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Patents Grantslast 30 patents

Information Patent Grant
Image system
- Patent number 9,270,930
- Issue date Feb 23, 2016
- OPTICIS CO., LTD.
- Jae-Chul Ko
- H04 - ELECTRIC COMMUNICATION TECHNIQUE

Patents Applicationslast 30 patents

Information Patent Application
IMAGE SYSTEM
- Publication number 20140016709
- Publication date Jan 16, 2014
- OPTICIS CO., LTD.
- Jae-Chul KO
- H04 - ELECTRIC COMMUNICATION TECHNIQUE