Ken Maruyama

Ph.D. Ken Maruyama is Head of the Fine Electronic Materials Development Center at JSR Corporation. Since joining JSR in 2006, he has gained extensive expertise in electronic materials R&D, spearheading innovations at JSR’s Yokkaichi, Japan-based R&D Center. From 2011 to 2014, he broadened his global perspective while working in the United States.

With nearly two decades of experience in lithography materials, including pioneering EUV lithography research at Lawrence Berkeley National Laboratory, Ken has consistently driven advancements at the forefront of semiconductor technology. In his current role, which he assumed in 2024, he oversees a wide portfolio of semiconductor materials, with a particular focus on next-generation lithography solutions.

Ken is a co-inventor on more than 70 patents and continues to play a central role in shaping the future of semiconductor materials innovation