Seong-Jong YOO

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Seoul, KR

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Patents Applicationslast 30 patents

Information Patent Application
DIGITAL DOOR LOCK INCLUDING LATCH BOLT SELF-LOOSENING STRUCTURE
- Publication number 20190112835
- Publication date Apr 18, 2019
- SAMSUNG SDS CO., LTD.
- Seong-Jong YOO
- E05 - LOCKS KEYS WINDOW OR DOOR FITTINGS SAFES
Information Patent Application
PUSH-PULL STRUCTURE
- Publication number 20180023324
- Publication date Jan 25, 2018
- SAMSUNG SDS CO., LTD.
- Seong-Jong YOO
- E05 - LOCKS KEYS WINDOW OR DOOR FITTINGS SAFES