Patents/Inventors

Shigeyuki Yanagimachi

TokyoJP8 patents

8 Patents

US124014232025
Optical Network, Network Management Device, and Network Management Method
NEC CORPORATION
0 cites
US123085992025
Optical Amplifier, Optical Amplifier Equalizing Method, and Transmission System
NEC CORPORATION
0 cites
US120955022024
Communication Device, Communication Controlling Method, Non-transitory Computer-readable Medium, and Optical Communication System
NEC CORPORATION
0 cites
US118816752024
Optical Amplification Device, Optical Transmission System, and Optical Amplification Method
NEC CORPORATION
0 cites
US118702082024
Optical Fiber Amplifier, Optical Fiber Amplifier Control Method, and Transmission System
NEC CORPORATION
0 cites
US118243202023
Optical Amplifier, and Control Method Therefor
NEC CORPORATION
0 cites
US116956302023
Control Device, Control System, Network System, Control Method, and Computer-readable Medium
NEC CORPORATION
0 cites
US116711962023
Optical Network Management Device, Optical Network System, Optical Network Management Method, and Optical Network Management Program
NEC CORPORATION
0 cites