Nextiva Patents

Patent portfolio assigned to Nextiva (verified via public assignee records). Competitors verified on fetched getVoIP RingCentral-vs-Nextiva comparison page. No named-customer list could be confirmed from Nextiva's own pages in this task, so notable_customers empty. Google Patents assignee search shows patents tied to Nextiva Inc (e.g. US12483659B2 'Tracking in-service IP phones using machine learning', US10664661B2 'monitoring a sentiment score'), so has_patents=true; exact count not visible.