akira totoAkira Ueno is an academic researcher from Toto Ltd.. The author has contributed to research in topics: Electrolyte & Solid oxide fuel cell. The author has an hindex of 10, co-authored 33Generate your TOTO numbers. Ordinary System 7 7 System 8 8 System 9 9 System 10 10 System 11 11 System 12 12 System Roll