Youngjin Yun

Youngjin Yun
Patent Attorney/Partner, Foreign Attorney






Practice Area

  • Electronic Device, Communication, Software and Business Model


  • 2020 Admitted to the Industrial Security Expert
  • 2020 Admitted to the Korea Certified Valuation Analyst
  • 2019 Admitted to the Washington D.C. Bar
  • 2010 Passed the Korean Patent Bar Examination


  • 2020 Northwestern University, Pritzker School of Law (LL.M., Law)
  • 2019 Korea Advanced Institute of Science and Technology, Moon Soul Graduate School of Future Strategy (M.S., Intellectual Property)
  • 2012 Yonsei University, College of Engineering (B.E., Electrical & Electronic Engineering)


Korean, English

Youngjin works at SEUM IP on patent matters in the field of information technology including AI, big data, blockchain, IOT, UX/UI, robotics, healthcare, VR/AR, fintech, edutech and the like.  He has been also actively involved in various IP analyses and strategy consultings such as a strategic support, a patent trend survey and an IP dispute prevention activity.

Youngjin provides optimized IP advice for each business field based on various work experiences and extensive expertise at SINJI IP and MOA IP.

  • 2021-present
  • 2016-21
    MOA IP
  • 2012
Representative Matters

[1] Building patent portfolios in the fields of electronic devices / communication / software / business models

  • Represented domestic major companies, universities and institutes (Samsung Electronics, KAIST, etc.) in filing and prosecuting patent applications
  • Built patent portfolios for expansion of business, business exits and listings for promising startups (H company, M company, S company etc.) in the fields of AI, blockchain and videotelephony
  • Advised on step-by-step patent portfolio building strategies for services or products of domestic semiconductor companies and healthcare startups (S company, Y company, D company, etc.),

[2] Counselling on IP trades and licenses of startups

  • Advised H company on purchasing patents to strengthen its patent portfolio
  • Advised startups (S company, M company, etc.) on patent license agreements with overseas universities and companies in relation to medical devices and blockchains
  • Advised M company on licenses in relation to blockchains

[3] Counselling on patent disputes

  • Advised startups (D company, H company, etc.) on dispute prevention in the fields of AI and blockchain
  • Advised on strategies for preventing patent disputes in relation to semiconductor equipments of S company and Y company
  • Diagnosis of a patent infringement risk of B company
  • Represented M company in a patent dispute with an overseas company
  • Member of the Korea Valuation Association (KVA) (2021-Present)
  • Advisor of the Korean Association for Industrial Technology Security (KAITS) (2020-Present)
  • Member of the Washington D.C. Bar Association (2019-Present)
  • External Advisor for Technical Evaluation of the NICE D&B (2017-Present)
  • Member of the Korea Patent Attorneys Association (KPAA) (2017-Present)