Fulton Schools students are among the ASU students who have earned support for their business start-up ideas, social program and tech-based ventures in the university’s Demo Day entrepreneurship competition. Recent mechanical engineering graduate Luis Castillo is part of team that is refining an invention called the Murphy Mobility Device to enable people to do physical therapy exercises to recover from injuries. Biomedical engineering graduate student Nicholas Hool is advancing Hoolest Performance Technologies with an earbud device that helps alleviate emotional anxiety.