SeWon JANG

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Seoul, KR

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Patents Grantslast 30 patents

Information Patent Grant
Portable sound device
- Patent number 10,244,305
- Issue date Mar 26, 2019
- LG Electronics Inc.
- Donghan Kim
- H04 - ELECTRIC COMMUNICATION TECHNIQUE

Patents Applicationslast 30 patents

Information Patent Application
PORTABLE SOUND DEVICE
- Publication number 20190045294
- Publication date Feb 7, 2019
- LG ELECTRONICS INC.
- Donghan KIM
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Application
PORTABLE BATTERY CHARGER
- Publication number 20180166895
- Publication date Jun 14, 2018
- LG ELECTRONICS INC.
- Hyunseok OH
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information Patent Application
SELF-DEFENSE SPRAY AND METHOD OF CONTROLLING ELECTRONIC DEVICE USIN...
- Publication number 20150133072
- Publication date May 14, 2015
- DEIMOS DEFENCE INC.
- SeWon JANG
- F41 - WEAPONS