Inventor
KIYAMA ATSUSHI
JP5 patents
⚠️ This page may combine multiple inventors who share the name “KIYAMA ATSUSHI”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
FUJITSU LTD
4 patentsUS9900089B2Feb 20, 2018
Optical transmission device and method for checking optical connection in optical transmission device
FUJITSU LTD6 citations71
US11909515B2Feb 20, 2024
Optical transmission system and receiving device
FUJITSU LTD0 citations60
US10461879B2Oct 29, 2019
Device and method for transmitting wavelength division multiplexed optical signal
FUJITSU LTD1 citations60
US12191982B2Jan 7, 2025
Optical transmission device
FUJITSU LTD0 citations44