Inventor
KAWAKITA ATSUKO
JP9 patents
Patents
9 patentsUS11290189B2Mar 29, 2022
Optical communication system and optical communication method
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US11863211B2Jan 2, 2024
Optical communication system and optical communication method
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US12078589B2Sep 3, 2024
Optical measuring device
NIPPON TELEGRAPH & TELEPHONE0 citations50
US12068776B2Aug 20, 2024
Diagnostic device and diagnostic method
NIPPON TELEGRAPH & TELEPHONE0 citations50
US11996895B2May 28, 2024
Optical communication system and control method
NIPPON TELEGRAPH & TELEPHONE0 citations50
US11956009B2Apr 9, 2024
Optical communication system and optical communication method
NIPPON TELEGRAPH & TELEPHONE0 citations50
US11881893B2Jan 23, 2024
Optical communication system and dispersion compensation method
NIPPON TELEGRAPH & TELEPHONE0 citations50
US11711150B2Jul 25, 2023
Optical communication system and optical communication method
NIPPON TELEGRAPH & TELEPHONE0 citations49
US11689311B2Jun 27, 2023
Optical communications system, branching ratio determination method, and transmission distance determination method
NIPPON TELEGRAPH & TELEPHONE0 citations49