P

Inventor

SATOU YOSHIROU

JP17 patents
⚠️ This page may combine multiple inventors who share the name “SATOU YOSHIROU”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.

NEC CORP

13 patents
US10404366B2Sep 3, 2019

Optical signal monitor, optical wavelength multiplexing transmitter, and method for monitoring optical signal

NEC CORP4 citations83
US10056976B2Aug 21, 2018

Optical signal monitor, optical wavelength multiplexing transmitter, and method for monitoring optical signal

NEC CORP9 citations83
US11206080B2Dec 21, 2021

Optical signal monitor, optical wavelength multiplexing transmitter, and method for monitoring optical signal

NEC CORP2 citations72
US10805003B2Oct 13, 2020

Optical signal monitor, optical wavelength multiplexing transmitter, and method for monitoring optical signal

NEC CORP2 citations72
US10666354B2May 26, 2020

Monitoring system and monitoring method

NEC CORP3 citations72
US10623095B2Apr 14, 2020

Signal detection device and signal detection method

NEC CORP2 citations72
US11764870B2Sep 19, 2023

Optical signal monitor, optical wavelength multiplexing transmitter, and method for monitoring optical signal

NEC CORP0 citations61
US11489612B2Nov 1, 2022

Light wavelength separation device and light wavelength separation method

NEC CORP0 citations61
US11044034B2Jun 22, 2021

Light wavelength separation device and light wavelength separation method

NEC CORP1 citations61
US11664920B2May 30, 2023

Optical transmission apparatus, optical transmission method, and program

NEC CORP0 citations51
US11336375B2May 17, 2022

Optical transmission apparatus, optical communication system, and optical signal transmission method

NEC CORP0 citations51
US9941961B2Apr 10, 2018

Signal detection device and signal detection method

NEC CORP0 citations51
US9735915B2Aug 15, 2017

Optical branching/insertion device, optical branching/insertion method and recording medium

NEC CORP0 citations40

MURATA MANUFACTURING CO

3 patents

SATOU YOSHIROU

1 patent