Tetsuya Manabe

5 Patents

• US124745272025

  Optical Coupling Device and Optical Coupling System

  NTT, Inc.

  0 cites
• US119769622024

  Optical-fiber Path Searching Method, Optical-fiber Path Searching System, Signal Processing Device, and Program

  NIPPON TELEGRAPH AND TELEPHONE CORPORATION

  0 cites
• US119209742024

  Vibration Distribution Measuring System, Vibration Waveform Analysis Method, Vibration Waveform Analyzing Device, and Analyzing Program

  NIPPON TELEGRAPH AND TELEPHONE CORPORATION

  0 cites
• US116443472023

  Manhole Position Specification Method and Manhole Position Specification System

  NIPPON TELEGRAPH AND TELEPHONE CORPORATION

  0 cites
• US115759812023

  Simulation Signal Light Generation Device and Simulation Signal Light Generation Method

  NIPPON TELEGRAPH AND TELEPHONE CORPORATION

  0 cites