Myung Sik Yu has successfully handled numerous IP matters, such as patent prosecutions, trials, IP litigation, opinions, IP licensing and various IP transactions since becoming a patent attorney in 2013. Mr. Yu has particularly extensive experience in prosecuting a variety of different patents, involving a broad range of technologies, including patents relating to organic-inorganic compounds, polymers, pharmaceuticals, microorganisms, petrochemical processes, petrochemical products, secondary batteries, catalysts, organic light emitting device (OLED) materials, Tabaco materials and semiconductor materials. Mr. Yu has also successfully represented clients in many cases before the Korean Intellectual Property Office, IP Tribunal and Patent Court.