Spire Health Patents

Patent portfolio assigned to Spire Health (verified via public assignee records). Estimated patent count: 3. Stanford-founded health-wearable startup (Spire Stone respiration sensor; later clothing Health Tag for remote respiratory monitoring), CEO Jonathan Palley. Google Patents shows assignee 'Spire, Inc.': US20140228657A1 'System and method for monitoring respiration' (inventors Palley & Zhao Zhao) plus later grants (e.g. US12109043, 2024) => has_patents true; estimate >=3 across US/EP/WO filings. Wearable comparators (Bellabeat/Fitbit) from product reviews; consumer device, no named B2B customers found.