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K. Roger Lee
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Tainan Hsien, TW
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Patents Grants
last 30 patents
Information
Patent Grant
Optical circulator
Patent number
6,111,695
Issue date
Aug 29, 2000
FOCI Fiber Optic Communications, Inc.
K. Roger Lee
G02 - OPTICS
Information
Patent Grant
Optical isolator
Patent number
5,446,813
Issue date
Aug 29, 1995
Industrial Technology Research Institute
K. Roger Lee
G02 - OPTICS
Information
Patent Grant
Method and apparatus for optically measuring electric current and/o...
Patent number
5,416,860
Issue date
May 16, 1995
Industrial Technology Research Institute
Yen-Zen Lee
G01 - MEASURING TESTING