Hino Motors Manufacturing U.S.A., Inc. Hino Motors Manufacturing U.S.A. Inc., HMMUSA, Hino, truck, medium duty, medium duty truck, commercial truck, truck manufacturing, component manufacturing Official site of Hino Motors Manufacturing U.S.A., Inc. (HMMUSA). HMMUSA produces medium duty (class 6 & 7) commercial trucks in the United States. HMMUSA is a subsidiary of Hino Motors Ltd., a global manufacturer of all sizes of commercial trucks (including hybrids), and touring buses. HMMUSA is also produces parts in the United States for the Toyota Tundra, Tacoma, and Sequoia.