Inventor · disambiguated record
Ryuji Aida
Also filed as: AIDA RYUJI
24 granted patents·4 pending applications·62 citations·filing 2001–2021
93Inventor score
Top patents by PatentIndex Score
28 records- 0193US11888583B2Integrated 3-way branching unit switch module having small footprintNEC LAB AMERICA INC·Filed 2021·Granted Jan 30, 2024·4 cites·7 claims
- 0293US11700067B2Three-way branching unit switch module having small footprintNEC LAB AMERICA INC·Filed 2021·Granted Jul 11, 2023·3 cites·1 claims
- 0391US9106983B2Reconfigurable branching unit for submarine optical communication networksNEC LAB AMERICA INC·Filed 2013·Granted Aug 11, 2015·13 cites·20 claims
- 0489US9813182B2Submarine reconfigurable optical add/drop multiplexer with passive branching unitNEC LAB AMERICA INC·Filed 2014·Granted Nov 7, 2017·8 cites·17 claims
- 0582US10715270B2Optical branching/coupling device and optical branching/coupling methodNEC CORP·Filed 2017·Granted Jul 14, 2020·3 cites·22 claims
- 0679US11082145B2Optical branching/coupling device and optical branching/coupling methodNEC CORP·Filed 2020·Granted Aug 3, 2021·1 cites·10 claims
- 0779US9143845B2Branching units and power line monitoring methodsAIDA RYUJI·Filed 2012·Granted Sep 22, 2015·6 cites·5 claims
- 0877US11159264B2Optical transmission device and optical transmission methodNEC CORP·Filed 2019·Granted Oct 26, 2021·2 cites·19 claims
- 0976US9414134B2Secure wavelength selective switch-based reconfigurable branching unit for submarine networkNEC LAB AMERICA INC·Filed 2014·Granted Aug 9, 2016·3 cites·20 claims
- 1076US9166726B2Diverging device with OADM function and wavelength division multiplexing optical network system and method thereforAIDA RYUJI·Filed 2012·Granted Oct 20, 2015·4 cites·17 claims
- 1174US9654209B2Low cost secure ROADM branching unit with redundancy protectionNEC LAB AMERICA INC·Filed 2016·Granted May 16, 2017·2 cites·20 claims
- 1273US9654246B2Low cost secure submarine ROADM branching unit using bidirectional wavelength-selective switchNEC LAB AMERICA INC·Filed 2015·Granted May 16, 2017·2 cites·10 claims
- 1372US10348440B2Power supply path-switching device, power supply path-switching system, and power supply path-switching methodNEC CORP·Filed 2016·Granted Jul 9, 2019·2 cites·16 claims
- 1472US9912407B2Optical relay device, optical communication system, optical relay method, and storage mediumNEC CORP·Filed 2015·Granted Mar 6, 2018·2 cites·16 claims
- 1568US11438087B2Optical branching/coupling device and optical branching/coupling methodNEC CORP·Filed 2021·Granted Sep 6, 2022·0 cites·11 claims
- 1663US9866346B2Redundancy protection for reconfigurable optical add/drop multiplexing (ROADM) branching unitNEC LAB AMERICA INC·Filed 2016·Granted Jan 9, 2018·1 cites·12 claims
- 1761US6600595B2Multi-stage optical amplifier apparatus having fiber grating with a cutoff wavelength less than the pump light wavelengthNEC CORP·Filed 2001·Granted Jul 29, 2003·6 cites·9 claims
- 1856US10855392B2High-density submarine ROADM unit with remote WSS redundancyNEC LAB AMERICA INC·Filed 2019·Granted Dec 1, 2020·0 cites·1 claims
- 1955US2020153531A1High-density submarine roadm unit with remote wss redundancyNEC LAB AMERICA INC·Filed 2019·Application pending·0 cites
- 2054US11914191B2Optical branching/coupling device and optical branching/coupling methodNEC CORP·Filed 2020·Granted Feb 27, 2024·0 cites·16 claims
- 2154US8989197B2Reconfigurable branching unit for submarine optical communication networksNEC LAB AMERICA INC·Filed 2013·Granted Mar 24, 2015·0 cites·14 claims
- 2251US10153850B2Power feed line switching circuit, branching device, submarine cable system, and power feed line switching methodNEC CORP·Filed 2014·Granted Dec 11, 2018·0 cites·8 claims
- 2349US12301295B2Communication system and method for controlling communication systemNEC CORP·Filed 2021·Granted May 13, 2025·0 cites·17 claims
- 2445US2014241720A1Latching optical switch and subsystem using bistable liquid crystalNEC LAB AMERICA INC·Filed 2014·Application pending·0 cites
- 2539US2020252700A1Resource allocation device and resource allocation methodNEC CORP·Filed 2018·Application pending·0 cites
- 2637US9735914B2Mechanism for traffic privacy in reconfigurable add/drop multiplexer based submarine networksNEC LAB AMERICA INC·Filed 2015·Granted Aug 15, 2017·0 cites·20 claims
- 2735US11705971B2Submarine optical communication system and submarine branching apparatusNEC CORP·Filed 2018·Granted Jul 18, 2023·0 cites·8 claims
- 2833US2011311236A1Optical amplifier, control method therefor, and optical transmission systemAIDA RYUJI·Filed 2010·Application pending·0 cites
Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →