Patents/Inventors

Tatsuya Okamoto

MusashinoJP18 patents

15 Patents

US125537692026
Positioning Method of Electric Pole and Estimating Method of the State of Overhead Optical Fiber Cable
NTT, Inc.
0 cites
US125295942026
Coherent Optical Measuring Device for Facility Line Test
NTT, Inc.
0 cites
US125043212025
Overhead Optical Cable Test System and Method
NTT, Inc.
0 cites
US124982572025
Distributed Acoustic Sensing Device and Method
NTT, Inc.
0 cites
US124426822025
Vibration Detection Device and Vibration Detection Method
NTT, Inc.
0 cites
US123990792025
Devices and Methods for Measuring the Amount of Frequency Modulation
Nippon Telegraph And Telephone Corporation
0 cites
US122981592025
Technique for Analyzing a Spectrum of Backscattered Light in an Optical Fiber
NIPPON TELEGRAPH AND TELEPHONE CORPORATION
0 cites
US121948662025
Power Cutoff Device
PANASONIC INTELLECTUAL PROPERTY MANAGEMENT CO., Ltd.
0 cites
US120318582024
Aerial Optical Fiber Cable Inspection Method, Aerial Optical Fiber Cable Inspection Device, and Program
NIPPON TELEGRAPH AND TELEPHONE CORPORATION
0 cites
US119943762024
Distributed Vibration Measuring Device and Method
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
US119060482024
Sealing Structure and Method of Manufacturing the Same
Newfrey LLC
0 cites
US117889092023
Measuring Device and Measuring Method Using Tape Core Wire
NIPPON TELEGRAPH AND TELEPHONE CORPORATION
0 cites
US117502832023
Optical Fiber Route Search Method, Optical Fiber Route Search Device and 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