Lee International

Young-Il YOON

Patent Attorney

Young-Il Yoon has ample experience in prior art searches and filing and prosecution of patent applications in electrical and electronics technical fields, including LEDs, lighting controls and semiconductors.

Prior to joining Lee International IP & Law, Mr. Yoon worked at C&S Patent and Law Office for 3 years (2011-2014) as a patent attorney specializing in electronics cases.

Mr. Yoon graduated from Ajou University with a B.S in Industrial Information Systems Engineering in 2009, and from Seoul National University with a B.S. in Electrical Engineering in 2012.

T. 82-2-2262-6139

F. 82-2-2273-4605

Practice Area

  • Filing and prosecution of patent applications in the technical fields of electronics, semiconductors and communications


  • Seoul National University (B.S., Electrical Engineering, 2012)

  • Ajou University (B.S., Industrial Information Systems Engineering, 2009)


  • Lee International IP & Law (2015~Present)

  • C&S Patent and Law Office (2011~2014)


  • Admitted as a Korean Patent & Trademark Attorney (2008)


  • Korea Patent Attorneys Association (KPAA)


  • Languages : Korean, English

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