Inventor
SAKAMOTO TAIJI
JP17 patents
⚠️ This page may combine multiple inventors who share the name “SAKAMOTO TAIJI”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
NIPPON TELEGRAPH & TELEPHONE
15 patentsUS10620372B2Apr 14, 2020
Alignment apparatus and alignment method
NIPPON TELEGRAPH & TELEPHONE14 citations82
US12034487B2Jul 9, 2024
Optical transmission system
NIPPON TELEGRAPH & TELEPHONE2 citations72
US12181706B2Dec 31, 2024
Multi-core optical fiber and design method
NIPPON TELEGRAPH & TELEPHONE0 citations62
US10782478B2Sep 22, 2020
Inter-mode loss difference compensator and optical amplifier
NIPPON TELEGRAPH & TELEPHONE1 citations62
US12181707B2Dec 31, 2024
Multi-core optical fiber and design method
NIPPON TELEGRAPH & TELEPHONE0 citations61
US11156767B2Oct 26, 2021
Optical fiber and optical transmission system
NIPPON TELEGRAPH & TELEPHONE1 citations60
US10790905B2Sep 29, 2020
Optical fiber and optical transmission system
NIPPON TELEGRAPH & TELEPHONE1 citations60
US10705291B2Jul 7, 2020
Optical transmission system
NIPPON TELEGRAPH & TELEPHONE1 citations60
US12174413B2Dec 24, 2024
Long period fiber grating and optical transmission system
NIPPON TELEGRAPH & TELEPHONE0 citations58
US10585235B2Mar 10, 2020
Optical connector
NIPPON TELEGRAPH & TELEPHONE2 citations57
US11956070B2Apr 9, 2024
Optical transmission system
NIPPON TELEGRAPH & TELEPHONE0 citations51
US11454757B2Sep 27, 2022
Multi-core fiber connector
NIPPON TELEGRAPH & TELEPHONE0 citations51
US11196227B2Dec 7, 2021
Optical amplifier
NIPPON TELEGRAPH & TELEPHONE0 citations51
US12019267B2Jun 25, 2024
Multicore optical fiber and design method
NIPPON TELEGRAPH & TELEPHONE0 citations50
US11722223B2Aug 8, 2023
Optical communication system and optical communication method
NIPPON TELEGRAPH & TELEPHONE0 citations50