8 Patents
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- US122041402025Gain Flattening Filter, and Method for Manufacturing Gain Flattening Filter
SUMITOMO ELECTRIC OPTIFRONTIER CO., Ltd.
0 cites - US121641452024Optical Fiber and Method for Producing Optical Fiber
SUMITOMO ELECTRIC INDUSTRIES, Ltd.
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- US117544662023Mode-dependent Loss Measurement Device and Mode-dependent Loss Measuring Method
SUMITOMO ELECTRIC INDUSTRIES, Ltd.
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