Steven J. Visco, Ph.D.
CEO & CTO and Founder
Dr. Visco is an internationally recognized expert in lithium batteries and fuel cells, is the chief inventor on 57 issued US patents and more than 200 international patents, and has close to 100 publications. He received a B.S. in Chemistry from the University of Massachusetts, Amherst, a Ph.D. in Chemistry from Brown University, and was a Postdoctoral Fellow at the University of California in Santa Barbara before joining the staff at the Lawrence Berkeley National Laboratory in 1985.
President & CFO, CEO Emeritus and Founder
Has been a successful Bay Area entrepreneur for many years. He founded and was CEO of the NYSE-listed, multi‐national Dymo Industries, Inc., and was as an officer and investor in several other successful Bay Area businesses including Mix Publications, Metropolitan Furniture Corp., Interphase Technologies, and International Plant Research. He has been profiled in numerous publications, including Time Magazine. He received an S.B. in Mechanical Engineering from M.I.T. and an Honorary Doctorate from the California School of Professional Psychology, where he served as a Trustee for many years.
May-Ying Chu, Ph.D.
COO and Founder
Dr. Chu has 20 years of experience in managing battery research and development, intellectual property portfolios, government contracts, and audits. She is an inventor on 28 issued US patents and more than 50 international patents. She received an S.B. and M.S. in Materials Science, both from the Massachusetts Institute of Technology, and a Ph.D. in Materials Science from the University of California at Berkeley, where she was also a Postdoctoral Fellow. Dr. Chu is the lead inventor of the Li/sulfur battery technology.
Lutgard C. De Jonghe
Chairman & Executive Consultant, and Founder
Dr. De Jonghe is a Professor in the Graduate School‐Materials Science and Engineering, at U.C. Berkeley, a Senior Faculty Scientist at the Lawrence Berkeley National Laboratory, an American Ceramic Society Fellow, recipient of the prestigious 2011 Berkeley Citation from U.C. Berkeley, and an internationally recognized expert in ceramics and ionic devices. He has more than 200 publications, holds 48 US patents, and has worked on batteries and battery-‐related materials since 1973. He was a Research Fellow in the Division of Engineering and Applied Physics at Harvard University, an Associate Professor at Cornell University, and a Senior US Scientist and Humboldt Fellow at the Max-Planck‐Institute in Germany, and has worked at the Nuclear Research Center in Belgium. He received a B.S. in Chemical Engineering from the Higher Technical Institute in Antwerp, Belgium, an M.S. in Metallurgy from the University of Delaware in 1968, where he was an Engineering Alumnus of the Year in 2000, and a Ph.D. in Materials Science from the University of California at Berkeley in 1970.
Eugene S. Nimon
Director of Research and Development
Dr. Nimon has extensive experience in the research and development of electrochemical systems and the development of lithium batteries. He holds over 40 issued US patents and has 58 US and foreign patent applications. Prior to joining PolyPlus in 1996, he held research and administrative positions in Russian research organizations and was head of a large research group working in the field of lithium batteries. He received an MS in Physics from Saratov State University (Saratov, Russia), and a Ph.D. in Chemistry from the Frumkin Institute of Electrochemistry of the Russian Academy of Sciences.