YOON&YANG
Hyun Dong Yeo Partner
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  • TEL 82 6182 8117
  • FAX 82 6003 7029
  • E-MAIL
Hyun Dong Yeo is partner at Yoon & Yang LLC, and his main practice areas include litigating matters in the engineering field and advising on legal issues pertaining to intellectual property, technology disputes, environment & energy, and product liability.

Experience

  • 2024-present Yoon & Yang LLC
  • 2022-24 Head, Management/Legal Division, Plasmapp Co., Ltd.
  • 2012-22 Yoon & Yang LLC
  • 2021-22 Member, AI Legislation Maintenance Group, National Information Society Agency
  • 2019 Member, Research & Ethics Committee, Korea Railroad Research Institute
  • 2018-19 Member, Advisory Committee, Korean Intellectual Property Office
  • 2006-08 Patent Attorney, YOU ME Patent & Law Firm

Education

  • 2020 Seoul National University Graduate School of Law, LL.M. coursework completed
  • 2012 Seoul National University School of Law, J.D.
  • 2006 KAIST, B.S. in New Materials Engineering/Chemistry

Representative Matters

[Intellectual Property]

  • Handled the case seeking injunction against patent infringement related to the approval-patent linkage system
  • Handled the case on adjudication on scope of rights and injunction against patent infringement regarding an insulation deck plate
  • Handled the case on patent infringement, adjudication of invalidation, and revocation of judgment regarding a secondary battery membrane
  • Handled the case on patent infringement, adjudication of invalidation, and revocation of judgment regarding secondary battery membrane materials
  • Handled the case on registration of breeder’s right 
  • Handled the case seeking revocation of judgment regarding lactic acid bacteria coating method
  • Advised on technologies of plasma sterilizer and prepared patent map 
  • Handled the damages claim case regarding the copying of an architectural design
  • Handled the case seeking injunction against trade secret infringement related to GHP
  • Handled the case seeking injunction against patent infringement related to the validity of an extended patent
  • Handled the case on patent infringement and adjudication of invalidation regarding a beer bottle
  • Handled litigations and advised on employees’ inventions
  • Handled the litigation on patent infringement in relation to validity of patent rights of a salt-modified drug
  • Handled the case on patent infringement and adjudication of invalidation regarding a pharmaceutical

 

[Environment & Energy]

  • Handled the documentary due diligence regarding certification for exhaust emissions of automobiles
  • Advised on the humidifier disinfectant case
  • Advised on the Act on Registration and Evaluation of Chemicals and the Chemical Substances Control Act in relation to establishment of a factory
  • Advised on M&A of a waste disposal company and a waste incineration company and conducted relevant due diligence
  • Advised on compliance with environmental regulations and conducted relevant due diligence
  • Advised on an administrative disposition on a waste disposal company 
  • Advised on establishment of a JV between a domestic conglomerate and a specialized hydrogen company 
  • Handled the damage claim regarding soil pollution 
  • Advised on chemical products and advertisements on environmental factors

 

[Product Liability]

  • Handled the damages claim regarding shutdown on a cryptocurrency exchange
  • Handled the damages claim regarding leakage of personal information from a cryptocurrency exchange
  • Advised on a criminal case regarding issuance of cryptocurrencies and applicable laws
  • Handled the damages claim involving a fire at a data center
  • Handled the damages claim involving a vehicle fire accident
  • Advised on EPC contract related to a light rail line
  • Handled the arbitration on defects in the Four-River floodgate design
  • Handled the arbitration on design and construction of firefighting pipes of a nuclear power plant
  • Handled the arbitration on design and construction of cooling water pipes at an overseas power plant
  • Handled the criminal litigation regarding an explosion of a hydrogen tank in Gangneung
  • Handled modification of legislations on standards for high-risk AI technologies
  • Handled the damages claim regarding introduction of aircraft for meteorological purposes

Publications

  • A to Z on Virtual Assets – MOOK Investment to Dispute Resolution, The Korea Economic Daily (Co-author, 2022)
  • Preliminary Research Report on Risk-Based Artificial Intelligence Technology Level, National Information Society Agency (Co-author, 2021)
  • Copyrightability of Architectural Design Literature and Method of Calculating Damages, Seoul Bar Association Case Studies Vol. 32 No. 2, pp. 67~86p (2018)