ONO PHARMA USA is a subsidiary of ONO Pharmaceutical Co., Ltd., a Japanese company known for its innovative drug development. They specialize in the research, development, and commercialization of pharmaceutical products, focusing on oncology, immunology, and neurology. The company generates revenue through the sale of its proprietary medications and strategic partnerships with other pharmaceutical firms. Founded in 1717, ONO has a long history of contributing to medical advancements, including the development of Opdivo, a groundbreaking cancer immunotherapy.