Mi Na JANG

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Ansan-si, KR

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Patents Grantslast 30 patents

Information Patent Grant
Light emitting diode with high efficiency
- Patent number 12,199,214
- Issue date Jan 14, 2025
- SEOUL VIOSYS CO., LTD.
- Keum Ju Lee
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Light emitting diode with high efficiency
- Patent number 11,239,387
- Issue date Feb 1, 2022
- SEOUL VIOSYS CO., LTD.
- Keum Ju Lee
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Semiconductor light emitting device and method of manufacturing the...
- Patent number 10,193,020
- Issue date Jan 29, 2019
- SEOUL VIOSYS CO., LTD.
- Mi Hee Lee
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Light emitting diode with high efficiency
- Patent number 10,181,548
- Issue date Jan 15, 2019
- SEOUL VIOSYS CO., LTD.
- Keum Ju Lee
- H01 - BASIC ELECTRIC ELEMENTS

Patents Applicationslast 30 patents

Information Patent Application
LIGHT EMITTING DIODE WITH HIGH EFFICIENCY
- Publication number 20220165914
- Publication date May 26, 2022
- Seoul Viosys Co., Ltd.
- Keum Ju LEE
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Application
LIGHT EMITTING DIODE WITH HIGH EFFICIENCY
- Publication number 20190148588
- Publication date May 16, 2019
- Seoul Viosys Co., Ltd.
- Keum Ju LEE
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Application
SEMICONDUCTOR LIGHT EMITTING DEVICE AND METHOD OF MANUFACTURING THE...
- Publication number 20170317236
- Publication date Nov 2, 2017
- Seoul Viosys Co., Ltd.
- Mi Hee LEE
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Application
LIGHT EMITTING DIODE WITH HIGH EFFICIENCY
- Publication number 20170301826
- Publication date Oct 19, 2017
- Seoul Viosys Co., Ltd.
- Keum Ju LEE
- H01 - BASIC ELECTRIC ELEMENTS