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Masayuki Kimura
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Shiroishi, JP
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last 30 patents
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Patent Grant
Optical isolator comprising a faraday rotator
Patent number
6,480,636
Issue date
Nov 12, 2002
Tokin Corporation
Tadakuni Satoh
G02 - OPTICS
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Patent Grant
Optical isolator
Patent number
6,421,176
Issue date
Jul 16, 2002
3M Innovative Properties Company
Tatsuo Takahashi
G02 - OPTICS