Han Bok JOO

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Hwaseong, KR

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Patents Grantslast 30 patents

Information Patent Grant
Resin composition for encapsulating optical element
- Patent number 9,593,241
- Issue date Mar 14, 2017
- Dongjin Semichem Co., Ltd.
- Han Bok Joo
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Sealing method for display element
- Patent number 8,362,690
- Issue date Jan 29, 2013
- Dongjin Semichem Co., Ltd.
- Jung-Hyun Son
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Getter paste composition
- Patent number 7,964,521
- Issue date Jun 21, 2011
- Dongjin Semichem Co., Ltd.
- Jung-Hyun Son
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Low melting point frit paste composition and sealing method for ele...
- Patent number 7,923,393
- Issue date Apr 12, 2011
- Dongjin Semichem Co., Ltd.
- Jung-Hyun Son
- C03 - GLASS MINERAL OR SLAG WOOL
Information Patent Grant
Glass frit and sealing method for element using the same
- Patent number 7,863,207
- Issue date Jan 4, 2011
- Dongjin Semichem Co., Ltd.
- Jung-Hyun Son
- C03 - GLASS MINERAL OR SLAG WOOL

Patents Applicationslast 30 patents

Information Patent Application
RESIN COMPOSITION FOR ENCAPSULATING OPTICAL ELEMENT
- Publication number 20150376407
- Publication date Dec 31, 2015
- DONGJIN SEMICHEM CO., LTD.
- Han Bok JOO
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information Patent Application
Low melting point frit paste composition and sealing method for ele...
- Publication number 20090136766
- Publication date May 28, 2009
- DONGJIN SEMICHEM CO., LTD.
- JUNG-HYUN SON
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Application
Glass Frit And Sealing Method For Element Using The Same
- Publication number 20090064717
- Publication date Mar 12, 2009
- DONGJIN SEMICHEM CO., LTD.
- JUNG-HYUN SON
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Application
Getter Paste Composition
- Publication number 20090065049
- Publication date Mar 12, 2009
- DONGJIN SEMICHEM CO., LTD.
- Jung-Hyun Son
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Application
Sealing Method for Display Element
- Publication number 20090029623
- Publication date Jan 29, 2009
- DONGJIN SEMICHEM CO., LTD.
- Jung-Hyun Son
- H01 - BASIC ELECTRIC ELEMENTS