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James (Kwangho) Jang

Associate
+1.312.807.4315
Fax +1.312.827.1250

James Jang is a USPTO-registered patent attorney with an advanced degree in Materials Science and Engineering. Mr. Jang is experienced in all aspects of intellectual property law, including patent prosecution, litigation, client counseling, and opinion work. 

Mr. Jang handles domestic and foreign patent prosecution matters, drafting and prosecuting patent applications through their issuance. In particular, Mr. Jang has worked with large global corporations and small start-up companies to prosecute inventions in a wide array of technologies, including software, consumer electronics, power systems, medical devices, computer networking and virtualization, hydraulic systems, construction machinery, pump controls, fiber-optics, payment systems, data transmission and storage, synchronization, memory management systems, antennas, sterilization systems, health and cosmetic appliances, audio devices, advanced materials, and variety of miscellaneous mechanical, electrical, and electromechanical devices. Mr. Jang’s prosecution experience also includes handling of U.S. Inter Partes Review proceedings and assisting foreign counsel with European oppositions. Mr. Jang works closely with colleagues in our EPO practice implementing a global IP strategy for our clients. Mr. Jang is a named inventor on three U.S. patents - “Liquid Crystal Display Device and Method of Manufacturing the Same,” U.S. Patent No. 8,027,009; “Liquid Crystal Display Device and Method for Repairing the Same,” U.S. Patent No. 8,154,704; and “Display Device,” U.S. Patent No. 8,866,723.

Mr. Jang’s experience also includes patent litigation matters before the Southern District of New York, the District of Delaware, and the International Trade Commission, both in supporting and defending charges of patent infringement. He is experienced in many phases of patent litigation, including pre-suit investigation, pleadings, motions to dismiss, claim construction, fact and expert discovery, dispositive motion practice, and trial preparation. Mr. Jang has patent litigation experience with a variety of technologies, including mechanical devices, aerospace devices, automotive parts, electrical sensors, pharmaceuticals, and Hatch-Waxman litigation. 

Mr. Jang has also assisted with transactional and arbitration/litigation matters involving Korean companies doing business in the United States and elsewhere in the world.

Prior to joining the firm, Mr. Jang served as judicial intern for the Honorable Kathleen M. O’Malley at the U.S. Court of Appeals for the Federal Circuit. While attending law school, he also served as judicial intern for the Honorable Susan G. Braden at the U.S. Court of Federal Claims. He is fluent in Korean.


Professional Background

Prior to joining the firm, Mr. Jang served as judicial intern for the Honorable Kathleen M. O’Malley at the U.S. Court of Appeals for the Federal Circuit. While attending law school, he also served as judicial intern for the Honorable Susan G. Braden at the U.S. Court of Federal Claims.

Prior to law school, he worked as a research engineer at LG Display. His engineering experience ranged from developing panel design and manufacturing technology for LCD devices to developing electrical circuit design for semiconductor chips.

Mr. Jang received his master’s and bachelor’s degrees in Materials Science & Engineering from Seoul National University in Seoul, Korea.

Additional Information

Publications
  • Things To Consider When Filing A Patent Application Abroad, The Korea Daily, LA, Oct. 10, 2019 
  • Patent Rules Regarding Foreign Filing License, The Korea Daily, LA, Oct. 3, 2019 
  • Federal Circuit Confirms Cuozzo Does Not Disturb § 314(d) Bar on Appellate Review of PTAB Reconsideration of IPR Institutions, The National Law Review, Oct. 24, 2016
  • Extraterritoriality of State Trade Secret Law, Journal of the Patent and Trademark Office Society, 96 J. Pat. & Trademark Off. Soc’y 409, 2014
  • Effect of Capping Layer on Hillock Formation in Thin Al Films, Metals and Materials International, Vol. 14, No. 2, 2008