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Patent portfolio assigned to Zennea Technologies Inc. (verified via public assignee records). Estimated patent count: 2. Surrey BC medical-device startup (founded 2016, HAX); ZENS sleep wearable (transcutaneous neurostimulation) for snoring/mild OSA. Patents confirmed: US9687193 'Sleep apnea avoidance and data collection device' and US10251774 'Sleep apnea and anti-snoring system' surfaced under Zennea Technologies Inc. assignee (USPTO PDFs + Justia assignee page). PitchBook lists company possibly out of business as of 2024; no named customers (consumer device).