Dong Joon Ihmis leading the research development of cathode materials and their qualification programs at applications for Rechargeable Battery Materials Business Unit within Umicore. He has been the managing director of Umicore Korea Limited for seven years before taking up current responsibility and has been working in battery industries since 1996. He received his Ph.D. from the University of Akron in 1994 in Polymer Engineering and his MS in Chemical Engineering from Korea Advanced Institute of Science and Technology in 1985