Patents/Assignees

NIPPON TELEGRAPH AND TELEPHONE CORPORATION

1,988 patents in portfolio

US11749258utility2023
Device and Method for Supporting Creation of Reception History, Non-transitory Computer Readable Recording Medium
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US11749088utility2023
Failure Information Announcement Device and Failure Information Announcement Method
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US11748711utility2023
Management Device, Management Method, and Management Program
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US11748619utility2023
Image Feature Learning Device, Image Feature Learning Method, Image Feature Extraction Device, Image Feature Extraction Method, and Program
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US11748476utility2023
Conversion Device and Conversion Program
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US11748269utility2023
Cache Tuning Device, Cache Tuning Method, and Cache Tuning Program
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US11747577utility2023
Waveguide Connection Structure, Waveguide Chip, Connector, and Method of Manufacturing Waveguide Connection Component, and Waveguide Connecting Method
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US11747659utility2023
Optical Modulator
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US11747294utility2023
Water Immersion Detection Device and Water Immersion Detection Method for Detecting Inundation of Optical Fiber
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US11747557utility2023
Wavelength Checker
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US11747564utility2023
Manufacturing Method and Manufacturing Apparatus of Optical Splitters
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US11747558utility2023
Photonic Crystal Optical Resonator
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US11750283utility2023
Optical Fiber Route Search Method, Optical Fiber Route Search Device and Program
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US11750299utility2023
Communication Apparatus and Communication Method
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US11750317utility2023
Wavelength Cross Connect Device and Cross Connect Connection Method
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US11750358utility2023
Time Transmission Device and Transmission Method
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US11750485utility2023
Estimation Device, Estimation Method, and Estimation Program
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US11750535utility2023
Transmitting Device, Receiving Device, Packet Transfer System,packet Transfer Method, and Packet Transfer Program
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US11750559utility2023
Edge Switching System, Edge Switching Device, Edge Switching Method, and Program
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US11751089utility2023
Wireless Relay System, Wireless Relay Method and Base Station Apparatus
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