Ki Yong Chang

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Seoul, KR

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Patents Grantslast 30 patents

Information Patent Grant
Neck brace
- Patent number D1084363
- Issue date Jul 15, 2025
- Ki Yong Chang
- D24 - Medical and laboratory equipment
Information Patent Grant
Neck brace
- Patent number D1084364
- Issue date Jul 15, 2025
- Ki Yong Chang
- D24 - Medical and laboratory equipment
Information Patent Grant
Back brace
- Patent number D1082017
- Issue date Jul 1, 2025
- Ki Yong Chang
- D24 - Medical and laboratory equipment
Information Patent Grant
Hand pump
- Patent number D1016857
- Issue date Mar 5, 2024
- Ki Yong Chang
- D15 - Machines not elsewhere specified
Information Patent Grant
Medical neck brace
- Patent number D948062
- Issue date Apr 5, 2022
- Ki Yong Chang
- D24 - Medical and laboratory equipment
Information Patent Grant
Wrist protector
- Patent number D858896
- Issue date Sep 3, 2019
- Ki Yong Chang
- D29 - Equipment for safety, protection, and rescue
Information Patent Grant
Support panel for use with waist traction belt
- Patent number D689617
- Issue date Sep 10, 2013
- Ki Yong Chang
- D24 - Medical and laboratory equipment
Information Patent Grant
Support panel for use with waist traction belt
- Patent number D689616
- Issue date Sep 10, 2013
- Ki Yong Chang
- D24 - Medical and laboratory equipment