Inventor · disambiguated record
Naotaka Shibata
Also filed as: SHIBATA NAOTAKA
30 granted patents·29 pending applications·15 citations·filing 2013–2023
92Inventor score
Top patents by PatentIndex Score
59 records- 0193US11936432B2Communication system and OLT systemNIPPON TELEGRAPH & TELEPHONE·Filed 2020·Granted Mar 19, 2024·4 cites·10 claims
- 0287US12010521B2Signal transfer system, signal transfer method, and path control deviceNIPPON TELEGRAPH & TELEPHONE·Filed 2020·Granted Jun 11, 2024·2 cites·6 claims
- 0383US11757788B2Signal transfer system, signal transfer device, signal transfer method and signal transfer programNIPPON TELEGRAPH & TELEPHONE·Filed 2020·Granted Sep 12, 2023·2 cites·7 claims
- 0477US11804920B2Signal transfer management device, signal transfer management method and signal transfer management programNIPPON TELEGRAPH & TELEPHONE·Filed 2020·Granted Oct 31, 2023·1 cites·7 claims
- 0575US12063072B2Communication system and OLT systemNIPPON TELEGRAPH & TELEPHONE·Filed 2020·Granted Aug 13, 2024·1 cites·19 claims
- 0675US9866327B2Distributed radio communication base station system, base band unit, remote radio unit, and method for operating distributed radio communication base station systemNIPPON TELEGRAPH & TELEPHONE·Filed 2013·Granted Jan 9, 2018·3 cites·21 claims
- 0769US11924111B2Signal transfer device and signal transfer methodNIPPON TELEGRAPH & TELEPHONE·Filed 2019·Granted Mar 5, 2024·1 cites·8 claims
- 0865US2025240098A1Optical communication apparatus, optical communication system and transmission methodNIPPON TELEGRAPH & TELEPHONE·Filed 2022·Application pending·0 cites
- 0965US2024413907A1Optical communication apparatus, optical communication system and transmission methodNIPPON TELEGRAPH & TELEPHONE·Filed 2022·Application pending·0 cites
- 1063US2025240097A1Optical communication apparatus, optical communication system and transmission methodNIPPON TELEGRAPH & TELEPHONE·Filed 2021·Application pending·0 cites
- 1163US2024422457A1Optical communication apparatus, optical communication system and transmission methodNIPPON TELEGRAPH & TELEPHONE·Filed 2021·Application pending·0 cites
- 1261US10469167B2Optical communication system and optical communication methodNIPPON TELEGRAPH & TELEPHONE·Filed 2016·Granted Nov 5, 2019·1 cites·4 claims
- 1354US12512910B2Optical communication device and optical communication methodNTT INC·Filed 2020·Granted Dec 30, 2025·0 cites·10 claims
- 1454US2024201316A1Mobile terminal and control methodNIPPON TELEGRAPH & TELEPHONE·Filed 2021·Application pending·0 cites
- 1554US2024200950A1Location notification system, mobile, and location notification methodNIPPON TELEGRAPH & TELEPHONE·Filed 2021·Application pending·0 cites
- 1652US2025337493A1Optical communication system, communication control apparatus and optical path opening methodNIPPON TELEGRAPH & TELEPHONE·Filed 2023·Application pending·0 cites
- 1751US11706664B2Route control method and route control deviceNIPPON TELEGRAPH & TELEPHONE·Filed 2019·Granted Jul 18, 2023·0 cites·7 claims
- 1851US2024230832A1Decision device, decision method, mobile terminal, control method, location notification system, and location notification methodNIPPON TELEGRAPH & TELEPHONE·Filed 2021·Application pending·0 cites
- 1949US12155417B2Optical transmission device, optical communication system, and optical communication methodNIPPON TELEGRAPH & TELEPHONE·Filed 2020·Granted Nov 26, 2024·0 cites·8 claims
- 2049US12058557B2Communication system, communication device, and terminal deviceNIPPON TELEGRAPH & TELEPHONE·Filed 2020·Granted Aug 6, 2024·0 cites·4 claims
- 2149US11825395B2Route control method and route control deviceNIPPON TELEGRAPH & TELEPHONE·Filed 2019·Granted Nov 21, 2023·0 cites·7 claims
- 2249US2025365089A1Optical transmission apparatus and optical transmission methodNTT INC·Filed 2022·Application pending·0 cites
- 2349US2025202579A1Control apparatus, communication system and control methodNIPPON TELEGRAPH & TELEPHONE·Filed 2022·Application pending·0 cites
- 2448US12225446B2Performing a control operation to switch a plurality of communication pathsNIPPON TELEGRAPH & TELEPHONE·Filed 2019·Granted Feb 11, 2025·0 cites·7 claims
- 2548US2025233683A1Communication control apparatus and communication control methodNIPPON TELEGRAPH & TELEPHONE·Filed 2022·Application pending·0 cites
- 2648US2024421904A1Mobiles, communication systems, and control methodsNIPPON TELEGRAPH & TELEPHONE·Filed 2021·Application pending·0 cites
- 2748US2025233667A1Communication apparatus and optical path opening methodNIPPON TELEGRAPH & TELEPHONE·Filed 2022·Application pending·0 cites
- 2847US12301284B2Spatial optical communication systemNIPPON TELEGRAPH & TELEPHONE·Filed 2020·Granted May 13, 2025·0 cites·2 claims
- 2947US12114201B2Signal transfer device, signal transfer method, signal transfer control device, signal transfer control method and signal transfer programNIPPON TELEGRAPH & TELEPHONE·Filed 2020·Granted Oct 8, 2024·0 cites·4 claims
- 3047US11923950B2Relay device, relay method, and relay programNIPPON TELEGRAPH & TELEPHONE·Filed 2019·Granted Mar 5, 2024·0 cites·13 claims
- 3147US11924740B2Signal transfer system, signal transfer device, route control device and signal transfer methodNIPPON TELEGRAPH & TELEPHONE·Filed 2020·Granted Mar 5, 2024·0 cites·6 claims
- 3247US11711303B2Communication control system, communication control method, communication control apparatus and communication control programNIPPON TELEGRAPH & TELEPHONE·Filed 2020·Granted Jul 25, 2023·0 cites·8 claims
- 3347US11695455B2Wireless communication system, relay device, and receiving deviceNIPPON TELEGRAPH & TELEPHONE·Filed 2020·Granted Jul 4, 2023·0 cites·7 claims
- 3447US9693302B2Optical wireless access systemNIPPON TELEGRAPH & TELEPHONE·Filed 2013·Granted Jun 27, 2017·0 cites·21 claims
- 3547US2025016479A1Optical node apparatus, optical communication system and transmission methodNIPPON TELEGRAPH & TELEPHONE·Filed 2021·Application pending·0 cites
- 3647US2025007610A1Optical communication system and optical communication methodNIPPON TELEGRAPH & TELEPHONE·Filed 2021·Application pending·0 cites
- 3747US2025168537A1Optical communication apparatus and optical communication methodNIPPON TELEGRAPH & TELEPHONE·Filed 2022·Application pending·0 cites
- 3846US12095548B2Multiplex transmission system and connection method between ports for multiplex transmission systemNIPPON TELEGRAPH & TELEPHONE·Filed 2020·Granted Sep 17, 2024·0 cites·4 claims
- 3946US2023135477A1Signal transfer system, signal transfer device, signal transfer method and signal transfer programNIPPON TELEGRAPH & TELEPHONE·Filed 2020·Application pending·0 cites
- 4046US2025016481A1Optical communication apparatus, optical communication system and optical communication methodNIPPON TELEGRAPH & TELEPHONE·Filed 2021·Application pending·0 cites
- 4146US2025141552A1Optical transmission apparatus and communication methodNIPPON TELEGRAPH & TELEPHONE·Filed 2021·Application pending·0 cites
- 4246US2025016480A1Optical transmission deviceNIPPON TELEGRAPH & TELEPHONE·Filed 2021·Application pending·0 cites
- 4346US2023113911A1Signal transfer system, signal transfer device, signal transfer method and signal transfer programNIPPON TELEGRAPH & TELEPHONE·Filed 2020·Application pending·0 cites
- 4445US11909658B2Signal transfer system, path control device, and signal transfer methodNIPPON TELEGRAPH & TELEPHONE·Filed 2019·Granted Feb 20, 2024·0 cites·8 claims
- 4545US10110310B2Transmission system and transmission methodNIPPON TELEGRAPH & TELEPHONE·Filed 2016·Granted Oct 23, 2018·0 cites·4 claims
- 4645US2024162982A1Optical space communication device and optical space communication methodNIPPON TELEGRAPH & TELEPHONE·Filed 2021·Application pending·0 cites
- 4745US2023145000A1Monitoring device, communication system, communication control method, and monitoring programNIPPON TELEGRAPH & TELEPHONE·Filed 2020·Application pending·0 cites
- 4845US2023137775A1Base station, wireless communication system, and wireless communication methodNIPPON TELEGRAPH & TELEPHONE·Filed 2020·Application pending·0 cites
- 4945US2024372614A1Optical space communication device and optical space communication methodNIPPON TELEGRAPH & TELEPHONE·Filed 2021·Application pending·0 cites
- 5045US2023120832A1Monitoring device, communication system, communication control method, and monitoring programNIPPON TELEGRAPH & TELEPHONE·Filed 2020·Application pending·0 cites
Showing the top 50 of 59 patent records by PatentIndex Score.
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →