Inventor
HAYASHI SADAFUKU
JP156 patents
⚠️ This page may combine multiple inventors who share the name “HAYASHI SADAFUKU”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
NEC CORP
43 patentsUS11330492B2May 10, 2022
Radio access network node, radio terminal, and method therefor
NEC CORP4 citations84
US10721653B2Jul 21, 2020
Radio access network node, and method and non-transitory computer readable medium therefor
NEC CORP5 citations84
US9872273B2Jan 16, 2018
Communication system, base station, host node, and communication method
NEC CORP4 citations84
US9451585B2Sep 20, 2016
Communication system, base station, host node, and communication method
NEC CORP4 citations84
US7961662B2Jun 14, 2011
Mobile communication system and MBMS service relevant information transfer method for use therewith
NEC CORP7 citations84
US12200748B2Jan 14, 2025
Radio terminal, radio access network node, and method therefor
NEC CORP3 citations75
US12160894B2Dec 3, 2024
RAN node, radio terminal, and methods therefor
NEC CORP3 citations75
US12035333B2Jul 9, 2024
Distributed unit, radio terminal, and methods therefor
NEC CORP2 citations73
US12022330B2Jun 25, 2024
Distributed unit, central unit, and method for addition of activated or dormant secondary cell
NEC CORP2 citations73
US11979787B2May 7, 2024
Radio access network node, radio terminal, and method therefor
NEC CORP1 citations73
US11910258B2Feb 20, 2024
Radio access network node, radio terminal, core network node, and method therefor
NEC CORP1 citations73
US11800420B2Oct 24, 2023
Radio access network node, radio terminal, and method therefor
NEC CORP1 citations73
US11792696B2Oct 17, 2023
Radio access network node, radio terminal, and method therefor
NEC CORP1 citations73
US11764916B2Sep 19, 2023
Radio station system, radio terminal, and methods therein
NEC CORP1 citations73
US11659517B2May 23, 2023
Managing connection states for communications devices
NEC CORP2 citations73
US11576080B2Feb 7, 2023
Radio access network node, core network node, radio terminal, and methods therefor
NEC CORP3 citations73
US11412565B2Aug 9, 2022
Communication system
NEC CORP2 citations73
US11388560B2Jul 12, 2022
Radio terminal, radio station, and method therefor
NEC CORP2 citations73
US11356854B2Jun 7, 2022
Radio access network node, radio terminal, core network node, and method therefor
NEC CORP3 citations73
US11343679B2May 24, 2022
Radio access network node, radio terminal, core network node, and method therefor
NEC CORP1 citations73
US11252643B2Feb 15, 2022
Radio access network node, radio terminal, and methods and non-transitory computer-readable media therefor
NEC CORP1 citations73
US11109286B2Aug 31, 2021
Radio terminal, base station, and methods and non-transitory computer-readable media therefor
NEC CORP4 citations73
US11109369B2Aug 31, 2021
Methods and apparatuses for configuring radio terminal with numerology of second RAT via first RAT
NEC CORP2 citations73
US11076317B2Jul 27, 2021
Radio access network node, core network node, radio terminal, and methods therefor
NEC CORP3 citations73
US11051233B2Jun 29, 2021
Base station, radio terminal, and methods and non-transitory computer-readable media therefor
NEC CORP4 citations73
US11012896B2May 18, 2021
Base station and method thereof
NEC CORP2 citations73
US10952099B2Mar 16, 2021
Methods and apparatuses for transmitting control-plane messages in cells using different radio access technologies
NEC CORP1 citations73
US10880700B2Dec 29, 2020
Radio terminal, radio station, and method therefor
NEC CORP1 citations73
US10873984B2Dec 22, 2020
Apparatus related to dual connectivity
NEC CORP5 citations73
US10863575B2Dec 8, 2020
Radio terminal, base station, and methods and non-transitory computer-readable media therefor
NEC CORP2 citations73
US10742365B2Aug 11, 2020
Apparatus and method for radio communication
NEC CORP2 citations73
US10674406B2Jun 2, 2020
Base station, wireless communication system, and communication method
NEC CORP1 citations73
US10638377B2Apr 28, 2020
Base station apparatus for dual connectivity and method thereof
NEC CORP6 citations73
US10506389B2Dec 10, 2019
Radio terminal, radio station, and method therefor
NEC CORP2 citations73
US10477439B2Nov 12, 2019
Base station and method thereof
NEC CORP2 citations73
US10306587B2May 28, 2019
Communication system, base station, host node, and communication method
NEC CORP1 citations73
US10194350B2Jan 29, 2019
Base station, wireless communication system, and communication method
NEC CORP4 citations73
US10091684B2Oct 2, 2018
Communication system
NEC CORP2 citations73
US9930551B2Mar 27, 2018
Radio communication system, radio station, network operation management apparatus, and network healing method
NEC CORP3 citations73
US11937319B2Mar 19, 2024
Integrity protection handling at the gNB-CU-UP
NEC CORP2 citations72
US11689954B2Jun 27, 2023
First unit, second unit and method
NEC CORP1 citations72
US11606825B2Mar 14, 2023
Radio base station, edge server, and methods therein
NEC CORP2 citations72
US11115849B2Sep 7, 2021
First unit, second unit and method
NEC CORP3 citations72
HAYASHI SADAFUKU
2 patentsUEDA YOSHIO
2 patentsUS9113392B2Aug 18, 2015
Mobile communication system, control device, base station device, system control method and device control method
UEDA YOSHIO3 citations74
US9241247B2Jan 19, 2016
Mobile communication system, base station, gateway apparatus, core network apparatus, and communication method
UEDA YOSHIO4 citations73
JACTAT CAROLINE
1 patentSHINDO MASATO
1 patentYOSHIMURA YOZO
1 patentShowing the top 50 of 156 patents by PatentIndex Score.