Kyung-Cheol KIM is a Patent and Trademark Attorney of the Firm and his practice is primarily directed to patents, particularly in Electronics Engineering and trademarks. He is a member of Korean Patent Attorneys Association and the Asian Patent Attorneys Association (APAA). He holds a bachelor degree of jurisprudence at the Seoul National University and a bachelor degree of Electronics Engineering at the Soong-Sil University. He got through the US Patent Law Program held by Cushman, Darby & Cushman, and also the LL.M course of University of Washington Law School.

He passed the Korean Patent Bar Examination in 1987 and the New York State Bar Exam in 1999. He worked at the legal department of GS Caltex Corporation and at the Chairman's Office of LG Group. After that, he worked for Daewoo Electronics Co., Ltd., in charge of all legal & intellectual property matters of the company. He is currently a consultant in Patents and Trademarks of Korea Federation of Small & Medium Enterprises

Hong-Soon CHOI is a Patent and Trademark Attorney of the Firm and his practice is primarily directed to patents, particularly in Electronics and Material Science arts. He was educated at the Yon-Sei University where he received his BS degree in Metallurgical Engineering and Material Science. He continued his education at the Seoul National University earning his MS degree in the same field. He also received his Bachelor of Science degree in Electronic Engineering from the Soong-Sil University.

He has the experience working for corporations as engineer involved in research and development, equipment design and project engineering.

He has had extensive experience in handling many foreign client cases for more than 20 years. He also handled many domestic and outgoing cases on the behalf of large Korean corporations such as SK hynix Inc., KIA Motors Corp. for years. His practice is primarily directed to patent matters, including writing patent specifications and prosecuting patent applications and counseling clients in the field of patentability, validity and infringement. His technical fields of expertise include semiconductors, inorganic materials, optical materials and device, automotive batteries and fuel cells, OLED, and other advanced materials, and electronic device.

Tae-Jun SUH is a Korean patent attorney/managing partner at SeShin Patent & Law Firm, whose practice involves intellectual property consultation, prosecution, and litigation for Korean and foreign clients. His academic and work experiences provided expertise in the fields of semiconductors, robotics, and automated systems. He has been a member of the Expert Patent Attorneys Group for the Korea Electronics Association. He also worked as the director of international relations of the Asian Patent Attorneys Association. He is currently a vice president of the Korean Patent Attorneys Association. Before joining Kim & Chang, Dr. Suh was a senior patent examiner in the Electrical and Electronic Examination Bureau of the Korean Intellectual Property Office and a senior researcher for the Korea Electric Power Research Institute. He received his B.S. in mechanical engineering, M.S. in robotics and automation, and Ph.D. in the Neural Network Application in Robotics from the University of London.