Ms. Eunhae Jang is a Korean patent attorney who has been practicing at LEE & MOCK IP since 2012. She handles a wide range of domestic and international intellectual property matters in advanced technology fields, including display devices, batteries, semiconductor equipment, and steel/material technologies.

Based on her academic background in materials and metallurgical engineering from Yonsei University, Ms. Jang possesses strong technical expertise and extensive experience across various areas of intellectual property practice, including prior-art searches, domestic and foreign patent prosecution and Office Action responses, claim analysis, patent validity and invalidity analysis, infringement analysis, trials and litigation, legal opinion work, and patent mapping.

In particular, Ms. Jang has extensive experience in patent portfolio development and patent prosecution for domestic and international companies in the fields of display devices and manufacturing processes, batteries, semiconductor equipment, and steel materials. She is particularly skilled at identifying key technical distinctions and developing practical IP strategies that enhance business competitiveness. In addition, she advises clients on IP risk management arising during R&D and commercialization processes through patent validity/invalidity analyses and infringement assessments of domestic and foreign patent documents.