Bun-Hei Koo

Follow

Person

Seoul, KR

People

Patents Grantslast 30 patents

Information Patent Grant
Semiconductor light emitting device
- Patent number 8,415,655
- Issue date Apr 9, 2013
- Wooree E&L Co., Ltd.
- Jung Tae Jang
- B82 - NANO-TECHNOLOGY
Information Patent Grant
Light emitting device using compound semiconductor
- Patent number 8,294,178
- Issue date Oct 23, 2012
- Wooree E&L Co., Ltd.
- Bun-Hei Koo
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Light-emitting device using clad layer consisting of asymmetrical u...
- Patent number 8,294,164
- Issue date Oct 23, 2012
- WOOREE LST Co. Ltd.
- Jae-Eung Oh
- H01 - BASIC ELECTRIC ELEMENTS

Patents Applicationslast 30 patents

Information Patent Application
SUPPORT SOCKET AND METHOD FOR MANUFACTURING PARTS USING SUPPORT SOCKET
- Publication number 20240352585
- Publication date Oct 24, 2024
- KNJ CO.,LTD
- Bun-hei KOO
- C23 - COATING METALLIC MATERIAL COATING MATERIAL WITH METALLIC MATERIAL CHEMI...
Information Patent Application
PART INCLUDING SILICON CARBIDE LAYER AND MANUFACTURING METHOD THEREOF
- Publication number 20230068125
- Publication date Mar 2, 2023
- KNJ CO., LTD
- Jong-hwa WEON
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Application
THIN FILM FORMING DEVICE AND THIN FILM FORMING METHOD USING THE SAME
- Publication number 20210296114
- Publication date Sep 23, 2021
- Bun Hei KOO
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Application
Semiconductor Light Emitting Device
- Publication number 20110140079
- Publication date Jun 16, 2011
- WOOREE LST CO., LTD.
- Jung Tae Jang
- B82 - NANO-TECHNOLOGY
Information Patent Application
LIGHT-EMITTING DEVICE USING CLAD LAYER CONSISTING OF ASYMMETRICAL U...
- Publication number 20110084249
- Publication date Apr 14, 2011
- WOOREE LST CO., LTD.
- Jae-Eung Oh
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Application
LIGHT EMITTING DEVICE USING COMPOUND SEMICONDUCTOR
- Publication number 20110006320
- Publication date Jan 13, 2011
- WOOREE LST CO., LTD.
- Bun-Hei Koo
- H01 - BASIC ELECTRIC ELEMENTS