Yoonyoung Chang

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Seoul, KR

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Patents Grantslast 30 patents

Information Patent Grant
Skin care device
- Patent number 11,383,096
- Issue date Jul 12, 2022
- LG Electronics Inc.
- Gueisam Lim
- A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
Information Patent Grant
Skin care device
- Patent number 10,799,697
- Issue date Oct 13, 2020
- LG Electronics Inc.
- Heejung Kim
- A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
Information Patent Grant
Skin care device
- Patent number 10,758,726
- Issue date Sep 1, 2020
- LG Electronics Inc.
- Heejung Kim
- A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
Information Patent Grant
Electric walking assistant device
- Patent number 9,433,552
- Issue date Sep 6, 2016
- LG Electronics Inc.
- Yoonyoung Chang
- A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
Information Patent Grant
Medical robotic system and method of controlling the same
- Patent number 8,740,882
- Issue date Jun 3, 2014
- LG Electronics Inc.
- Honggul Jun
- A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE

Patents Applicationslast 30 patents

Information Patent Application
SKIN CARE DEVICE
- Publication number 20200046999
- Publication date Feb 13, 2020
- LG ELECTRONICS INC.
- Gueisam LIM
- A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
Information Patent Application
SKIN CARE DEVICE
- Publication number 20180099143
- Publication date Apr 12, 2018
- LG ELECTRONICS INC.
- Heejung KIM
- A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
Information Patent Application
ELECTRIC WALKING ASSISTANT DEVICE
- Publication number 20150359699
- Publication date Dec 17, 2015
- LG Electronics Inc.
- Yoonyoung CHANG
- G01 - MEASURING TESTING
Information Patent Application
MEDICAL ROBOTIC SYSTEM AND METHOD OF CONTROLLING THE SAME
- Publication number 20120029529
- Publication date Feb 2, 2012
- LG ELECTRONICS INC.
- Honggul Jun
- A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE