Issued Patents All Time
Showing 1–7 of 7 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 12359280 | Method for recovering lithium from a waste lithium secondary battery using a pyrometallugical process | Nam Il Moon, Ho Jo Lee | 2025-07-15 |
| 10004049 | Controller for managing base station in heterogeneous network environment and managing method of the controller, and base station managing system | Yeon Seung SHIN, Jee Hyeon Na | 2018-06-19 |
| 7394882 | Digital communication synchronization system and method thereof | Seung Hwan Lee | 2008-07-01 |
| 7233635 | Apparatus and method for digital symbol synchronization | Seung Hwan Lee, Nam-Il Kim, Seung-Kwon Back | 2007-06-19 |
| 6639554 | Apparatus and method for tracking location of mobile station | Seung Hwan Lee | 2003-10-28 |
| 6182260 | Channel encoding apparatus using single concatenated encoder | Bub Joo Kang, Chae Min Park, Jae-Ryong Shim, Hyun Seo Oh | 2001-01-30 |
| 6025396 | Stable prostaglandin E1-containing injectable composition | Chul Kim, Sung-Tae Lee, Seung Kyun Roh | 2000-02-15 |