Since 2013, Sihyeong Lee has handled patent applications, investigations and IP licensing cases in the field of electronics, physics and machinery with domestic and foreign companies, and advised them on a broad range of intellectual property matters. In particular, he has a lot of experience with patents of commercialized products, and has been providing efficient and diverse patent strategies in major patent countries such as the US, Europe and China.

Sihyeong joined the patent law firm Lee & Ko in 2018 and is involved in the IP portfolio construction, patent applications, trials, litigations, consulting and licensing of intellectual property rights of domestic and foreign companies.