Young-Jo JEON

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Daegu-si, KR

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Patents Grantslast 30 patents

Information Patent Grant
Blankmask and photomask using the same
- Patent number 10,036,947
- Issue date Jul 31, 2018
- S&S TECH Co., Ltd.
- Kee-Soo Nam
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY

Patents Applicationslast 30 patents

Information Patent Application
BLANKMASK AND PHOTOMASK USING THE SAME
- Publication number 20170023854
- Publication date Jan 26, 2017
- S&S TECH Co., Ltd.
- Kee-Soo NAM
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY