Gi-bong Song

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Gyeonggi-do, KR

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Patents Grantslast 30 patents

Information Patent Grant
Optical pickup apparatus and optimal light spot focusing method
- Patent number 7,280,458
- Issue date Oct 9, 2007
- Samsung Electronics Co., Ltd.
- Yong-jae Lee
- G11 - INFORMATION STORAGE

Patents Applicationslast 30 patents

Information Patent Application
Optical pickup apparatus and optimal light spot focusing method
- Publication number 20020159378
- Publication date Oct 31, 2002
- Yong-jae Lee
- G11 - INFORMATION STORAGE