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Shinji YAMANE
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Yokohama-shi, JP
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Patents Grants
last 30 patents
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Patent Grant
Optical fiber ribbon with intermittently coupled groups of fibers
Patent number
11,906,803
Issue date
Feb 20, 2024
Sumitomo Electric Industries, Ltd.
Takayuki Shimazu
G02 - OPTICS
Patents Applications
last 30 patents
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Patent Application
OPTICAL CABLE TERMINATION UNIT
Publication number
20230003958
Publication date
Jan 5, 2023
Sumitomo Electric Industries, Ltd.
Takayuki SHIMAZU
G02 - OPTICS
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Patent Application
OPTICAL FIBER RIBBON
Publication number
20220382007
Publication date
Dec 1, 2022
Sumitomo Electric Industries, Ltd.
Takayuki SHIMAZU
G02 - OPTICS