Inventor · disambiguated record
Chisato Fukai
Also filed as: FUKAI CHISATO
7 granted patents·35 pending applications·1 citations·filing 2011–2022
69Inventor score
Top patents by PatentIndex Score
42 records- 0171US11474303B2Optical connector ferrule, sleeve, and method for manufacturing ferrule memberNIPPON TELEGRAPH & TELEPHONE·Filed 2019·Granted Oct 18, 2022·1 cites·7 claims
- 0263US11644627B2Optical connector cleaning tool and optical connector cleaning methodNIPPON TELEGRAPH & TELEPHONE·Filed 2019·Granted May 9, 2023·0 cites·3 claims
- 0358US12375839B2Surveillance control device and optical power supply systemNIPPON TELEGRAPH & TELEPHONE·Filed 2020·Granted Jul 29, 2025·0 cites·8 claims
- 0455US2024335578A1Ultraviolet light irradiation system and control methodNIPPON TELEGRAPH & TELEPHONE·Filed 2021·Application pending·0 cites
- 0554US2024375093A1Photocatalyst sheetNIPPON TELEGRAPH & TELEPHONE·Filed 2021·Application pending·0 cites
- 0653US11543612B2Connector plug, connector insertion method, and a connector removal methodNIPPON TELEGRAPH & TELEPHONE·Filed 2019·Granted Jan 3, 2023·0 cites·7 claims
- 0753US2025001036A1Air conditioning equipmentNIPPON TELEGRAPH & TELEPHONE·Filed 2021·Application pending·0 cites
- 0851US2024216559A1Ultraviolet light irradiation system and ultraviolet light irradiation methodNIPPON TELEGRAPH & TELEPHONE·Filed 2021·Application pending·0 cites
- 0950US12169309B2Multi-fiber optical connector and optical fiber connection methodNIPPON TELEGRAPH & TELEPHONE·Filed 2020·Granted Dec 17, 2024·0 cites·14 claims
- 1050US2024157003A1Ultraviolet light irradiation system and ultraviolet light irradiation methodNIPPON TELEGRAPH & TELEPHONE·Filed 2021·Application pending·0 cites
- 1150US2023310674A1Light irradiation systemNIPPON TELEGRAPH & TELEPHONE·Filed 2020·Application pending·0 cites
- 1250US2023293741A1Ultraviolet light irradiation system and decontamination methodNIPPON TELEGRAPH & TELEPHONE·Filed 2020·Application pending·0 cites
- 1350US2023270898A1Ultraviolet light irradiation system and decontamination methodNIPPON TELEGRAPH & TELEPHONE·Filed 2020·Application pending·0 cites
- 1450US2025004214A1Optical transmission systemNIPPON TELEGRAPH & TELEPHONE·Filed 2022·Application pending·0 cites
- 1549US11740414B2Multifiber optical connector and optical cable connection methodNIPPON TELEGRAPH & TELEPHONE·Filed 2019·Granted Aug 29, 2023·0 cites·7 claims
- 1649US2024329325A1Optical switch and optical switch systemNIPPON TELEGRAPH & TELEPHONE·Filed 2021·Application pending·0 cites
- 1749US2023302173A1Ultraviolet light irradiation system and ultraviolet light irradiation methodNIPPON TELEGRAPH & TELEPHONE·Filed 2020·Application pending·0 cites
- 1849US2025189730A1Optical coupling part and optical switchNIPPON TELEGRAPH & TELEPHONE·Filed 2022·Application pending·0 cites
- 1949US2024393540A1Optical connection moduleNIPPON TELEGRAPH & TELEPHONE·Filed 2021·Application pending·0 cites
- 2049US2024277886A1Air conditioning equipmentNIPPON TELEGRAPH & TELEPHONE·Filed 2021·Application pending·0 cites
- 2149US2025172765A1Cylindrical multi-core ferrule and optical connectorNIPPON TELEGRAPH & TELEPHONE·Filed 2022·Application pending·0 cites
- 2249US2023390436A1Ultraviolet light irradiation system and ultraviolet light irradiation methodNIPPON TELEGRAPH & TELEPHONE·Filed 2020·Application pending·0 cites
- 2348US12253717B2Fiber cutter and fiber cutting methodFUJIKURA LTD·Filed 2020·Granted Mar 18, 2025·0 cites·6 claims
- 2448US2024264381A1Optical switch and optical switch systemNIPPON TELEGRAPH & TELEPHONE·Filed 2021·Application pending·0 cites
- 2548US2024378937A1Banknote sterilization systemNIPPON TELEGRAPH & TELEPHONE·Filed 2021·Application pending·0 cites
- 2648US2024411089A1Optical connection device and optical switch using itNIPPON TELEGRAPH & TELEPHONE·Filed 2021·Application pending·0 cites
- 2747US2024201448A1Optical connector and its manufacturing methodNIPPON TELEGRAPH & TELEPHONE·Filed 2021·Application pending·0 cites
- 2847US2024201450A1Optical connector cleaning toolNIPPON TELEGRAPH & TELEPHONE·Filed 2021·Application pending·0 cites
- 2947US2025138246A1Ferrule rotary mating part and optical switchNIPPON TELEGRAPH & TELEPHONE·Filed 2021·Application pending·0 cites
- 3046US2024241324A1Cylindrical multicore ferrule and its polishing methodNIPPON TELEGRAPH & TELEPHONE·Filed 2021·Application pending·0 cites
- 3146US2024134127A1Optical switchNIPPON TELEGRAPH & TELEPHONE·Filed 2021·Application pending·0 cites
- 3245US2024094477A1Optical coupling part and optical switchNIPPON TELEGRAPH & TELEPHONE·Filed 2021·Application pending·0 cites
- 3345US2024250757A1Ultraviolet light transmission systemNIPPON TELEGRAPH & TELEPHONE·Filed 2021·Application pending·0 cites
- 3445US2024061188A1Cylindrical multi-core ferrule and optical connectorNIPPON TELEGRAPH & TELEPHONE·Filed 2021·Application pending·0 cites
- 3545US2024151909A1Optical cross-connect deviceNIPPON TELEGRAPH & TELEPHONE·Filed 2021·Application pending·0 cites
- 3645US2024390535A1Ultraviolet light irradiation sheetNIPPON TELEGRAPH & TELEPHONE·Filed 2021·Application pending·0 cites
- 3745US2024085632A1Optical cross-connect deviceNIPPON TELEGRAPH & TELEPHONE·Filed 2021·Application pending·0 cites
- 3843US2023324621A1Optical switchNIPPON TELEGRAPH & TELEPHONE·Filed 2020·Application pending·0 cites
- 3943US2024027692A1Optical connector cleaning toolNIPPON TELEGRAPH & TELEPHONE·Filed 2020·Application pending·0 cites
- 4042US2024181099A1Ultraviolet light irradiation system and ultraviolet light irradiation methodNIPPON TELEGRAPH & TELEPHONE·Filed 2021·Application pending·0 cites
- 4142US2023408761A1Ultraviolet light irradiation system and methodNIPPON TELEGRAPH & TELEPHONE·Filed 2020·Application pending·0 cites
- 4239US2012033923A1Holey single-mode optical fiber and optical transmission system using sameTAKENAGA KATSUHIRO·Filed 2011·Application pending·0 cites
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →