Inventor · disambiguated record
Kei Kuwabara
Also filed as: KUWABARA KEI
16 granted patents·21 pending applications·2 citations·filing 2015–2024
84Inventor score
Top patents by PatentIndex Score
37 records- 0173US2025068212A1Wearable Sensor Device and Monitoring SystemNIPPON TELEGRAPH & TELEPHONE·Filed 2024·Application pending·0 cites
- 0266US10918302B2Biological signal processing method and biological signal processing apparatusNIPPON TELEGRAPH & TELEPHONE·Filed 2017·Granted Feb 16, 2021·1 cites·15 claims
- 0361US11957188B2Wearable device, and sensor deviceNIPPON TELEGRAPH & TELEPHONE·Filed 2019·Granted Apr 16, 2024·0 cites·10 claims
- 0461US10881315B2Biological signal measurement system, biological information measurement apparatus, and biological information extraction algorithm changing methodNIPPON TELEGRAPH & TELEPHONE·Filed 2015·Granted Jan 5, 2021·1 cites·15 claims
- 0559US12174662B2Wearable sensor device and monitoring systemNIPPON TELEGRAPH & TELEPHONE·Filed 2019·Granted Dec 24, 2024·0 cites·9 claims
- 0656US12276552B2Wearable environmental sensor device and monitoring systemNIPPON TELEGRAPH & TELEPHONE·Filed 2019·Granted Apr 15, 2025·0 cites·19 claims
- 0751US11672462B2Measurement control apparatus and measurement control methodNIPPON TELEGRAPH & TELEPHONE·Filed 2020·Granted Jun 13, 2023·0 cites·13 claims
- 0850US2023052347A1Particle Array Conveying Device and Particle Array Conveying MethodNIPPON TELEGRAPH & TELEPHONE·Filed 2020·Application pending·0 cites
- 0949US12458287B2Wearable sensor deviceNTT INC·Filed 2019·Granted Nov 4, 2025·0 cites·14 claims
- 1049US11406309B2Heartbeat rate calculation device and methodNIPPON TELEGRAPH & TELEPHONE·Filed 2019·Granted Aug 9, 2022·0 cites·22 claims
- 1149US2024016451A1Measurement System, Measurement Method, Measurement Device, and ProgramNIPPON TELEGRAPH & TELEPHONE·Filed 2020·Application pending·0 cites
- 1248US10254625B2Optical signal processing deviceNIPPON TELEGRAPH & TELEPHONE·Filed 2016·Granted Apr 9, 2019·0 cites·15 claims
- 1348US2023397873A1RRI Measurement Device, RRI Measurement Method and RRI Measurement ProgramNIPPON TELEGRAPH & TELEPHONE·Filed 2020·Application pending·0 cites
- 1448US2023346291A1RRI Measurement Device, RRI Measurement Method and RRI Measurement ProgramNIPPON TELEGRAPH & TELEPHONE·Filed 2020·Application pending·0 cites
- 1547US2021378578A1Heart Rate Detection Method, Heart Rate Detection Device and ProgramNIPPON TELEGRAPH & TELEPHONE·Filed 2019·Application pending·0 cites
- 1647US2022395184A1Heartrate Detection Device, Heartrate Detection Method, and Heartrate Detection ProgramNIPPON TELEGRAPH & TELEPHONE·Filed 2019·Application pending·0 cites
- 1747US2023000440A1Heartrate Detection Device, Heartrate Detection Method, and Heartrate Detection ProgramNIPPON TELEGRAPH & TELEPHONE·Filed 2019·Application pending·0 cites
- 1846US12484807B2Wearable sensor, perspiration analysis device and methodNTT INC·Filed 2019·Granted Dec 2, 2025·0 cites·4 claims
- 1946US2023240548A1Heart Rate Detection Method, Device, and ProgramNIPPON TELEGRAPH & TELEPHONE·Filed 2020·Application pending·0 cites
- 2046US2023309889A1Garment with ElectrodeNIPPON TELEGRAPH & TELEPHONE·Filed 2020·Application pending·0 cites
- 2146US2023233130A1Heart Rate Detection Method, Device, and ProgramNIPPON TELEGRAPH & TELEPHONE·Filed 2020·Application pending·0 cites
- 2245US2022397460A1Wearable Environmental Sensor DeviceNIPPON TELEGRAPH & TELEPHONE·Filed 2019·Application pending·0 cites
- 2345US2022196591A1Wearable Sensor and Perspiration Analisys DeviceNIPPON TELEGRAPH & TELEPHONE·Filed 2019·Application pending·0 cites
- 2445US2023089467A1Wearable Device, Perspiration Analysis Device, and Perspiration Analysis MethodNIPPON TELEGRAPH & TELEPHONE·Filed 2020·Application pending·0 cites
- 2545US2023082487A1Wearable Device, Perspiration Analysis Device, and Perspiration Analysis MethodNIPPON TELEGRAPH & TELEPHONE·Filed 2020·Application pending·0 cites
- 2645US2023118172A1Wearable Device, Perspiration Analysis Device, and Perspiration Analysis MethodNIPPON TELEGRAPH & TELEPHONE·Filed 2020·Application pending·0 cites
- 2745US2023111975A1Wearable Device, Perspiration Analysis Device, and Perspiration Analysis MethodNIPPON TELEGRAPH & TELEPHONE·Filed 2020·Application pending·0 cites
- 2845US2023094123A1Wearable Device, Perspiration Analysis Device, and Perspiration Analysis MethodNIPPON TELEGRAPH & TELEPHONE·Filed 2020·Application pending·0 cites
- 2945US2022322997A1Wearable Sensor, Perspiration Analysis Device and MethodNIPPON TELEGRAPH & TELEPHONE·Filed 2019·Application pending·0 cites
- 3044US2023050667A1Concentration DeviceNIPPON TELEGRAPH & TELEPHONE·Filed 2020·Application pending·0 cites
- 3143US11324435B2Heartbeat detection method and heartbeat detection deviceNIPPON TELEGRAPH & TELEPHONE·Filed 2017·Granted May 10, 2022·0 cites·6 claims
- 3241US10945623B2Heartbeat detection method and heartbeat detection deviceNIPPON TELEGRAPH & TELEPHONE·Filed 2017·Granted Mar 16, 2021·0 cites·5 claims
- 3340US11076793B2Respiration estimation method and apparatusNIPPON TELEGRAPH & TELEPHONE·Filed 2016·Granted Aug 3, 2021·0 cites·2 claims
- 3439US10750969B2Heartbeat detection method and heartbeat detection deviceNIPPON TELEGRAPH & TELEPHONE·Filed 2015·Granted Aug 25, 2020·0 cites·16 claims
- 3539US2022238211A1Notification System and Notification MethodNIPPON TELEGRAPH & TELEPHONE·Filed 2020·Application pending·0 cites
- 3637US11234613B2Respiration estimation method and apparatusNIPPON TELEGRAPH & TELEPHONE·Filed 2016·Granted Feb 1, 2022·0 cites·11 claims
- 3737US10172531B2Heartbeat detection method and heartbeat detection deviceNIPPON TELEGRAPH & TELEPHONE·Filed 2015·Granted Jan 8, 2019·0 cites·10 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →