Yong-han Yoon

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Suwon-si, KP

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Patents Grantslast 30 patents

Information Patent Grant
Optical pick-up apparatus with diffractive optical element and opti...
- Patent number 8,526,286
- Issue date Sep 3, 2013
- Samsung Electronics Co., Ltd.
- Seong-su Park
- G11 - INFORMATION STORAGE