Dr. Ochiai has practiced exclusively in Dentistry and the specialty of Prosthodontics for over twenty nine years in his practice located in Tustin, California.. He obtained his doctoral dental degree (1987) and advanced specialty certification in Prosthodontics (1989) at the University of Southern California. He then went on to be certified in Maxillofacial Prosthetics at UCLA Medical Center in 1995. He has published and authored several papers on his research work on new concepts on restorations in dentistry, dental implants, advanced denture treatment and prosthodontics. Earned and granted a PhD in Prosthodontics by the Kanagawa Dental College in Yokosuka, Japan in 2010.