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Tokyo, JP
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last 30 patents
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Patent Grant
Optical divider for multimode optical fiber systems
Patent number
5,091,986
Issue date
Feb 25, 1992
Mitsubishi Gas Chemical Co., Ltd.
Mitsuzo Arii
G02 - OPTICS
Information
Patent Grant
Optical divider for multimode optical fiber systems
Patent number
5,058,978
Issue date
Oct 22, 1991
Mitsubishi Gas Chemical Co., Inc.
Osamu Kondoh
G02 - OPTICS