As one of the oldest intellectual property law Firms in Korea,
Y.S. Chang & Associates has served its clients throughout the world for nearly 60 years.
Our firm has enjoys an outstanding international reputation for the quality of our work,
experience in the prosecution and litigation of all intellectual property matters, and especially,
the personal attention afforded our clients and their businesses.

At Y.S. Chang & Associates, our clients can expect specifically tailored,
effective solutions for all of their intellectual property needs.