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Fitbit smart ring patent reveals medical grade SpO2 and blood pressure tracking – Wareable
Fitbit has dropped a patent for a medical grade smart ring, in what could be a dramatic new form factor for the Google-owned…
Fitbit has dropped a patent for a medical grade smart ring, in what could be a dramatic new form factor for the Google-owned company.
A filing at the US Patent and Trademark Office (spotted by TechRadar) reveals a heart rate sensing smart ring, with a host…
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