Taiichi Ohno (1912–1990) was an influential Japanese industrial engineer and executive at Toyota, widely recognized as the father of the Toyota Production System. His pioneering work in manufacturing efficiency revolutionized industrial production through concepts like Just-in-Time delivery, Kanban, and the elimination of waste. By transforming Toyota into a global automotive leader, Ohno established himself as the preeminent authority on Lean manufacturing and operational excellence, influencing modern business management practices worldwide.