Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 12340364 | Method and apparatus for communication system using user interfaces for instant messaging service associated with item transactions | Sang Kyeong Lee, Seo Ji Lee, Yoon-Sun Lee, Hyun Ji OH, Je Woo Song | 2025-06-24 |
| 11413596 | Method for separating carbon isotope and method for concentrating carbon isotope using the same | Do Young Jeong, Yonghee Kim, Hyounmin Park, Kwang-Hoon Ko, Taek Soo Kim +1 more | 2022-08-16 |
| 11286161 | Process for isolating 170 isotope from water and process for concentrating 170 isotope using the same | Do Young Jeong, Yonghee Kim, Hyounmin Park, Yong-Ho Cha, Taek Soo Kim | 2022-03-29 |