←Volume 13 Standard of Proof for Patent Invalidation in the U.S. and Japan Published January 6, 2014 in Standard of Proof for Patent Invalidation in the U.S. and Japan Author: Yoshinari OyamaFall 2012Yoshinari Oyama, Standard of Proof for Patent Invalidation in the U.S. and Japan, 13 Chi.-Kent J. Int’l & Comp. L. (2012). Download (PDF, 493KB)