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Yeungjoon Sohn
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Daejon, KR
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Patents Grants
last 30 patents
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Patent Grant
Leaky surface-plasmon mode directional coupler and polarization det...
Patent number
7,899,285
Issue date
Mar 1, 2011
Electronics and Telecommunications Research Institute
Yongwoo Park
B82 - NANO-TECHNOLOGY
Information
Patent Grant
Highly efficient focusing waveguide grating coupler using leaky mode
Patent number
6,999,660
Issue date
Feb 14, 2006
Electronics and Telecommunications Research Institute
Yongwoo Park
G02 - OPTICS
Patents Applications
last 30 patents
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Patent Application
Leaky surface-plasmon mode directional coupler and polarization det...
Publication number
20050063644
Publication date
Mar 24, 2005
Yongwoo Park
G02 - OPTICS
Information
Patent Application
Highly efficient focusing waveguide grating coupler using leaky mode
Publication number
20050008294
Publication date
Jan 13, 2005
Yongwoo Park
G02 - OPTICS