Patent Analysis of "Method and System for Analyzing Customer Calls by Implementing a Machine Learning Model to Identify Emotions" (US 11,630,999 B2): A Technological, Strategic, and Commercial Evaluation. Poornaprajna International Journal of Basic & Applied Sciences (PIJBAS), [S. l.], v. 3, n. 2, p. 39–76, 2026. DOI: 10.64818/PIJBAS.3107.8478.0024. Disponível em: https://www.poornaprajnapublication.com/index.php/pijbs/article/view/220. Acesso em: 25 aug. 2026.