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Yifan (Ewan) Lee

Patent Attorney/
Professional fields
Patent Prosecution, Patent Examination, Patent Invalidation, IP Litigation, IP Strategy Consultancy
Technical fields
Architectural Engineering, Automotive Engineering, Air conditioning Engineering, Medical Equipment

Mr. Li has been working in the IP field for over eight years and is highly experienced in patent prosecution, patent examination, patent invalidation, IP litigation, and IP strategy consultancy in a wide range of technical fields, including architectural engineering, automotive engineering, air conditioning engineering, and medical equipment. 

From 2010 to 2016, Mr. Li worked in the Patent Examination Cooperation Center of the State Intellectual Property Office (SIPO), Beijing, and then at Ge Cheng & CO LTD Intellectual Property Laws, Beijing, as a patent examiner and patent attorney respectively. During this time, Mr. Li has successfully handled over 1,000 patent examinations, patent applications and IP disputes involving patent infringements and patent invalidation for both foreign and domestic clients, including Fortune 500 companies.

Since 2016, Mr. Li joined Kangxin, and is mainly responsible for patent invalidation, IP litigation, and IP strategy consultancy work. 

Education and experience
  • 2007 obtained a Bachelors of Engineering degree in Civil Engineering from Beijing Forestry University (BJFU)
  • 2010 obtained a Master’s degree in Structural Engineering from Beijing University of Aeronautics and Astronautics (BUAA)
  • 2010-2014 worked as a patent examiner in the Patent Examination Cooperation Center, SIPO, Beijing
  • 2014-2016 worked as a patent attorney in GE CHENG & CO LTD IP Law Firm, Beijing
  • 2016- works as a patent attorney and attorney at law at Kangxin Partners P.C.
Honors and awards
Published articles