Tadashi Terasaki has practiced in the intellectual property field since 1995, as a registered Japanese patent attorney since 1999, specializing in patents related to chemical technology and biotechnology. He has extensive experience in patent drafting and prosecution for Japan and many other countries. Before working in the intellectual property field, he worked as an engineer for a Japanese subsidiary of an American chemical company. He also has experience working for three various types of Japanese patent firms, engaging in a group manager of a chemical and biotech group, and had training in a law firm in the U.S.