Inventor
NAKAJIMA FUMIHIRO
JP12 patents
⚠️ This page may combine multiple inventors who share the name “NAKAJIMA FUMIHIRO”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
SUMITOMO ELECTRIC INDUSTRIES
8 patentsUS9197345B2Nov 24, 2015
Receiver optical module for receiving wavelength multiplexed optical signals and method to assemble the same
SUMITOMO ELECTRIC INDUSTRIES11 citations84
US9363021B2Jun 7, 2016
Receiver optical module including optical de-multiplexer, lenses, and photodiodes vertically arranged to each other within housing
SUMITOMO ELECTRIC INDUSTRIES11 citations83
US10128974B2Nov 13, 2018
Optical receiver module and process to assemble optical receiver module
SUMITOMO ELECTRIC INDUSTRIES3 citations73
US10281653B2May 7, 2019
Optical receiver module and process to assemble optical receiver module
SUMITOMO ELECTRIC INDUSTRIES1 citations62
US10826622B2Nov 3, 2020
Wavelength de-multiplexing system and optical receiver module
SUMITOMO ELECTRIC INDUSTRIES0 citations51
US10707970B2Jul 7, 2020
Wavelength de-multiplexing system and optical receiver module
SUMITOMO ELECTRIC INDUSTRIES0 citations51
US9614636B2Apr 4, 2017
Receiver optical module for wavelength multiplexed signal
SUMITOMO ELECTRIC INDUSTRIES0 citations40
US9768872B2Sep 19, 2017
Optical transceiver outputting wavelength multiplexed signal and receiving another wavelength multiplexed signal
SUMITOMO ELECTRIC INDUSTRIES0 citations38