Ribbon Communications Inc (Ribbon Communications) is a provider of communications technology solutions, offering a range of software and high-performance hardware products, network solutions, and services. The company serves service providers and enterprises across various industries, including finance, education, government, utilities, and transportation.

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Ribbon Communications is undertaking several R&D initiatives, including the distribution of its global R&D workforce across centers of excellence to provide cost-effective and time-zone sensitive support. The company is investing in development methodologies by adopting industry best practices in DevOps, Continuous Integration and Continuous Delivery (CI/CD), cloud-native software, and Security and Test Automation. The R&D efforts are focused on transitioning customers to virtualized and cloud-native solutions, including private, public, hybrid, and multi-cloud deployment models. Additionally, the company is investing in as-a-Service (aaS) variants of its products. The IP Optical Networks R&D team is working on enhancing performance and cost-efficiency, addressing bandwidth consumption, and improving operational efficiency with advanced optical and packet solutions managed by a cross-platform SDN management system. The company is also investing in analytics and automation using AI/ML technology to provide end-to-end security and operational control. The R&D units are located in Plano, Texas; Westford, Massachusetts; Ottawa, Canada; Petah Tikva, Israel; and Bangalore, India. These units are responsible for research and development/engineering, customer support, and general and administrative functions. As of December 31, 2025, we had 804 issued patents in the U.S., 723 of which are active, 578 which expire between 2026 and 2042, and we had 26 in-process patent applications in the U.S. As of such date, we also had 375 issued patents in foreign jurisdictions, 238 of which expire between 2026 and 2042, and we had 6 in-process patent applications in foreign jurisdictions. The company also has 27 trademarks registered or pending in the U.S. and 171 trademarks registered or pending in foreign jurisdictions. In FY2025, the company incurred expenses of US$178.8 million on R&D, which as a percentage of revenue, stood at 21.2%.