Our Professionals
Hon-Man Lee, Ph.D., J.D.
Bar Admissions

U.S. Patent and Trademark Office (2008)


M.I.P. (1998)
University of Hampshire, School of Law

B.S. (1989)
Kyungpook National University (Electronics Engineering)

Sang Chul Kwon, M.I.P.

Patent Agent



*Practice limited to proceedings before the U.S. Patent and Trademark Office

Practice Focus

Mr. Sang Chul Kwon is a registered Patent Agent before the U.S. Patent and Trademark Office. He provides services to clients in a broad range of technological areas::

  • Biotechnology, Chemical & Pharmaceutical (DNA-metal hybrid particles capable of storing energy, messenger RNA nanoparticles and preparation method therefor, substituted pyrimidine-4-carboxylic acids having anticancer activity, carbon support for fuel cell catalyst and preparation method thereof, RNA/DNA nanoparticle for siRNA target-specific delivery and vehicle including the same, and apparatus and method for bioenergy production using regenerated acid solution)
  • Home Appliances (flat panel lighting apparatus with easily replaceable circuit board with LED’s, device and method for tracking sound source location by removing wind noise, integrated cartridge and portable printer using same)
  • Consumer Products (micro wave oven, refrigerators, and washers and dryers)

  • Electrical & Mechanical Engineering (digital television including VSB modulation, graphic user interface for TV and/or multi-function printer, digital signal processing, channel coding and source coding, and haptic sensor)
  • Telecommunication (a transmission apparatus for transmitting data in one direction to a reception apparatus and a reception apparatus for receiving data in one direction from a transmission apparatus, terahertz modulator based on low-dimension electron plasma wave and a manufacturing method thereof, and non-volatile resistive random-access memory device with reliable operation indicator)
  • Nanotechnology (nitrogen-doped graphene coated nano sulfur positive electrode composite material, nanocarbon composite carbon fiber with low cost and high performance and their preparation method, nanostructured hybrid particle and manufacturing method thereof, and anti-reflection nano-coating structure)


Mr. Kwon started at Samsung Electronics as a research and development engineer after he completed his education in electronics engineering. His success in research resulted in several patented commercialized consumer products, and led to his eventual interest in patent law. He rose through the ranks and acquired his hands-on skills as the IP Team Manager at Samsung. He analyzed issued patents in the field of consumer products and involved in licensing programs such as MPEG2, MPEG 4, IEEE1394, AVC/H.264, DVD, and ATSC (digital television) for Essential, Standard Patent Pools.

Equipped with his Master of Intellectual Property degree at the School of Law of the University of New Hampshire, Mr. Kwon joined Staas & Halsey in Washington, D.C. and obtained versatile experience when managing several patent portfolios for research institutes and multi-national corporations. Later, he founded Goldilocks Zone IP Law to continue his service to his clients.

Mr. Kwon is a trusted practitioner of patent law due to his thorough knowledge of both the Korean and the U.S. patent law systems. His insight of these two jurisdictions contributes to his proactive advice and effective strategy to clients. As always, he provides full attention and dedication to applicants, from start-up companies to international corporations. His colleagues from inventors, to patent engineers, IP managers, and attorneys enjoy his friendly personality and professional temperament.

Mr. Kwon and his wife are proud parents of their two adult children. In his spare time, he is active in his local community, and enjoys pop music, golf, and the Korean chess Baduk.

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