Eu-Jean Jang

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Gyeonggi-Do, KR

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Patents Grantslast 30 patents

Information Patent Grant
Method for forming fine pattern in semiconductor device
- Patent number 8,293,458
- Issue date Oct 23, 2012
- Dongjin Semichem Co., Ltd.
- Jun-Gyeong Lee
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Photosensitive molecular compound and photoresist composition inclu...
- Patent number 8,124,311
- Issue date Feb 28, 2012
- Dongjin Semichem Co., Ltd.
- Jung-Youl Lee
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Photo-sensitive compound and photoresist composition including the...
- Patent number 7,695,893
- Issue date Apr 13, 2010
- Dongjin Semichem Co., Ltd.
- Jae-Woo Lee
- C07 - ORGANIC CHEMISTRY

Patents Applicationslast 30 patents

Information Patent Application
Method for Forming Fine Patterns of Semiconductor Device Using Dire...
- Publication number 20140287587
- Publication date Sep 25, 2014
- DONGJIN SEMICHEM CO., LTD.
- Jung-Youl Lee
- B81 - MICRO-STRUCTURAL TECHNOLOGY
Information Patent Application
I-LINE PHOTORESIST COMPOSITION AND METHOD FOR FORMING FINE PATTERN...
- Publication number 20140242520
- Publication date Aug 28, 2014
- Jung-Youl Lee
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Application
METHOD FOR FORMING FINE PATTERN IN SEMICONDUCTOR DEVICE
- Publication number 20100233622
- Publication date Sep 16, 2010
- Dongjin Semichem Co., Ltd.
- Jun-Gyeong Lee
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Application
PHOTOSENSITIVE MOLECULAR COMPOUND AND PHOTORESIST COMPOSITION INCLU...
- Publication number 20090197198
- Publication date Aug 6, 2009
- Jung-Youl Lee
- C07 - ORGANIC CHEMISTRY
Information Patent Application
PHOTO-SENSITIVE COMPOUND AND PHOTORESIST COMPOSITION INCLUDING THE...
- Publication number 20080305430
- Publication date Dec 11, 2008
- Jae-Woo Lee
- C07 - ORGANIC CHEMISTRY