Mitsunobu (Nobu) Koshiba
President and CEO, JSR Corporation

Born in 1955. Graduated from Chiba University and received a MS in Graphic Engineering in 1979. Scholarship awarded by Rotary Foundation and enrolled in Materials Science Program, University of Wisconsin, Madison in 1980.

Joined Japan Synthetic Rubber (JSR) in 1981 and assigned to Tokyo Research Lab as a research engineer of photoresists. Relocated to Silicon Valley in 1990 to start JSR’s first US electronic materials operation and established a #1 supplier position of high performance and quality photoresists to support all major US semiconductor manufacturers. Returned to JSR Japan in 2002 to run the global operations of the fine chemical sector as a general manager. Promoted to Executive Officer in 2004 and became President and CEO in 2009.