Yonsei University, BS in Electrical and Electronic Engineering (2008)

Admitted to the Korean Patent Attorney (2012)

Member of KPAA (Korean Patent Attorney Association)

Member of INTA (International Trademark Association)

Member of APAA (Asian Patent Attorney Association)

Member of FIPPI (International Federation of Intellectual Property Attorneys)

KIYUL IP LAW FIRM (2016 – Present)

E.M.HWANG & PARTNERS Patent & Law Firm (2015 – 2016)

Y.P. Lee, Mock & Partners IP Law Firm (2013 – 2015)

NAM & NAM World Patent & Law Firm (2011 – 2013)

Hyundai Engineering Co. Ltd (2008 – 2010)

Electricity and Electronic Engineering, Communication, Business model, Semiconductor, Power plant

Prosecution and litigations on behalf of Qualcomm, SEL, Airbus Helicopters, Samsung Electronics, DSME, and etc.,

Master of Laws, Hokkaido University Graduate School (2012)

Bachelor’s Degree in English Literature, Korea University (1993)

Graduated from Gimcheon High School

Patent Attorney, KIYUL IP LAW FIRM (2025 – Present)

Trademark Trial Examiner, Trial Board of the Korean Intellectual Property Office (KIPO) (2021 – 2025)

Japanese Government Scholarship Recipient (2009 – 2012, Intellectual Property Major)

Examiner, Trademark Examination Bureau, KIPO(Trademark Examination Division 1, Service Mark Examination Division, Chemical & Food Trademark Examination Division)

Examiner, Application Division, International Application Division, and International Cooperation Division, KIPO

Korea University, BS in Computer and Communication Engineering (2016)

Admitted to the Korean Patent Attorney (2016)

Member of KPAA (Korean Patent Attorney Association)

Member of INTA (International Trademark Association)

KIYUL IP LAW FIRM (2018 – Present)

K.J.Lee Patent & Trademark Law Firm (2018)

U IP Law Firm (2016 – 2017)

Computer Science Engineering, Electricity and Electronic Engineering, Communication, Business model

Prosecution and litigations on behalf of Samsung Electronics, Tmaxsoft, Seoul National University Hospital, and etc.

Graduated from Korea University, Division of Biotechnology (2012)

Admitted to the Korean Patent Attorney (2012)

Completed civil action practice training for patent attorney

Member of KPAA (Korean Patent Attorney Association)

Member of INTA (International Trademark Association)

KIYUL IP LAW FIRM (2023 – Present)

LEECHAE Intellectual Property (2019 – 2023)

Former) Patent attorney of Dooho IP Law Firm (2021 – 2022)

Yonsei University, BS in Electrical and Electronic Engineering (2015)

Admitted to the Korean Patent Attorney (2015)

Member of KPAA (Korean Patent Attorney Association)

Electrical and Electronic Engineering, LTE & 5G Communication, Business model, Semiconductor

Prosecution and litigations on behalf of Samsung Electronics, Samsung Advanced Institute of Technology, KAIST, Hanyang University, Sungkyunkwan University, ETRI and etc.,

KIYUL IP LAW FIRM (2024 – Present)

Seoul Central District Court (2019-2024)

K.J.Lee Patent & Trademark Law Firm (2016-2019)

Yoon&Lee International Patent & Law Firm (2014-2016)

Admitted to the Korean Patent Attorney (2015)

Yonsei University, BS in Electrical and Electronic Engineering (2015)

Member of KPAA (Korean Patent Attorney Association)

Korea University, BS in Life Science (2007)

Admitted to the Korean Patent Attorney (2009)

Member of KPAA (Korean Patent Attorney Association)

KIYUL IP LAW FIRM (2025 – Present)

Samyang Holdings Co. / Samyang Co. (2016 – 2025)

Nam & Nam World Patent & Law Firm (2011-2016)

DANA Patent & Law Firm (2009 – 2011)

Chemical Engineering, Food Technology, Biotechnology, Pharmaceutical, 

Prosecution and litigations on behalf of LG Chem, Air products and Chemicals Inc., Lubrizol Advanced Materials Inc., Applied Materials Inc., BASF Coating GmbH, Siemens GmbH and etc.,)

Korea University, BS in Mechanical Engineering (2022)

Admitted to the Korean Patent Attorney (2022)

KIYUL IP LAW FIRM (2025 – Present)

LEE & MOOK Patent & Law Firm (2022–2025)

Domestic and international patent filings and registrations in the fields of mechanical devices and semiconductors
Patent prosecution for major Korean companies (Samsung Electronics, SEMES, Nepes, Corning Korea Precision Materials, Sky Labs, etc.)
Prior art searches, patent mapping (PM) analysis, and IP strategy consulting
Handling of patent-related trials and appeals

Intellectual Property: Patent infringement injunction and damages

Civil Litigation: Service fee refund, damages claims

Administrative Law: Injunction against administrative execution

Intellectual Property: License infringement and damages

Civil Litigation: Security deposit payment claims

Intellectual Property: Patent licensing fee claims

Partner Attorney, Baekha Law Firm (2020 – 2025)

Attorney, Eun-yul Law Firm (2016 – 2020)

Attorney, Baekha Joint Law Office (2014 – 2015)

Yumi Patent & Law Office (2013)

Judicial Clerkship, Seoul Southern District Court (2011)