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Patents Grants
last 30 patents
Information
Patent Grant
Wavelength-swept laser and method for its operation
Patent number
6,816,515
Issue date
Nov 9, 2004
Korea Advanced Institute of Science and Technology
Seok Hyun Yun
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Grant
Apparatus and method for measuring polarization-dependent loss usin...
Patent number
6,657,709
Issue date
Dec 2, 2003
Donam Systems Inc.
Yeon Wan Koh
G01 - MEASURING TESTING
Information
Patent Grant
Apparatus and method for detecting polarization
Patent number
6,654,121
Issue date
Nov 25, 2003
Donam Systems Inc.
Ho Jin Jeong
G01 - MEASURING TESTING
Information
Patent Grant
Fiber-optic frequency shifter, optical interferometer and method of...
Patent number
6,512,627
Issue date
Jan 28, 2003
KOREA ADVANCED INSTITUTE OF SCIENCE AND TECHNOLOGY
Byoung Yoon Kim
G01 - MEASURING TESTING
Information
Patent Grant
Fiber grating and fiber optic devices using the same
Patent number
6,430,342
Issue date
Aug 6, 2002
KOREA ADVANCED INSTITUTE OF SCIENCE AND TECHNOLOGY
Byoung Yoon Kim
G02 - OPTICS
Information
Patent Grant
Optical fiber polarization scrambler and operating parameter input...
Patent number
6,266,456
Issue date
Jul 24, 2001
Donam Systems Inc.
Bong Wan Lee
G02 - OPTICS
Information
Patent Grant
Optical fiber polarization controller
Patent number
6,233,371
Issue date
May 15, 2001
Donam Systems Inc.
Byoung Yoon Kim
G02 - OPTICS
Patents Applications
last 30 patents
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