Yasumasa SASAKI (Mr.) is a patent attorney in the Chemical & Biotechnology Section specializing in biotechnology, medicinal chemistry, molecular biology, food, and chemistry. He earned a Bachelor of Science and Master of Science from the University of Tokyo. He worked for another patent firm, and then passed the Japanese Patent Bar Examination and joined Nakamura & Partners in 2010. Later, he studied at the University of Washington School of Law and graduated with honors (Spirit of Excellence Award). Mr. Sasaki is a member of the Japan Patent Attorneys Association and has written on recent trends in the examination of antibody drug inventions and lectured on the comparison of examination practices for medical-use inventions among the U.S., Europe, and Japan.